65560040

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:152

約数の個数: 192

約数和(自身を含む): 193052160

約数和(自身を除く): 127492120

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 31, 35, 40, 49, 52, 56, 62, 65, 70, 83, 91, 98, 104, 124, 130, 140, 155, 166, 182, 196, 217, 245, 248, 260, 280, 310, 332, 364, 392, 403, 415, 434, 455, 490, 520, 581, 620, 637, 664, 728, 806, 830, 868, 910, 980, 1079, 1085, 1162, 1240, 1274, 1519, 1612, 1660, 1736, 1820, 1960, 2015, 2158, 2170, 2324, 2548, 2573, 2821, 2905, 3038, 3185, 3224, 3320, 3640, 4030, 4067, 4316, 4340, 4648, 5096, 5146, 5395, 5642, 5810, 6076, 6370, 7553, 7595, 8060, 8134, 8632, 8680, 10292, 10790, 11284, 11620, 12152, 12740, 12865, 14105, 15106, 15190, 16120, 16268, 18011, 19747, 20335, 20584, 21580, 22568, 23240, 25480, 25730, 28210, 30212, 30380, 32536, 33449, 36022, 37765, 39494, 40670, 43160, 51460, 52871, 56420, 60424, 60760, 66898, 72044, 75530, 78988, 81340, 90055, 98735, 102920, 105742, 112840, 126077, 133796, 144088, 151060, 157976, 162680, 167245, 180110, 197470, 211484, 234143, 252154, 264355, 267592, 302120, 334490, 360220, 394940, 422968, 468286, 504308, 528710, 630385, 668980, 720440, 789880, 936572, 1008616, 1057420, 1170715, 1260770, 1337960, 1639001, 1873144, 2114840, 2341430, 2521540, 3278002, 4682860, 5043080, 6556004, 8195005, 9365720, 13112008, 16390010, 32780020, 65560040]

約数ペア:

[(1, 65560040), (2, 32780020), (4, 16390010), (5, 13112008), (7, 9365720), (8, 8195005), (10, 6556004), (13, 5043080), (14, 4682860), (20, 3278002), (26, 2521540), (28, 2341430), (31, 2114840), (35, 1873144), (40, 1639001), (49, 1337960), (52, 1260770), (56, 1170715), (62, 1057420), (65, 1008616), (70, 936572), (83, 789880), (91, 720440), (98, 668980), (104, 630385), (124, 528710), (130, 504308), (140, 468286), (155, 422968), (166, 394940), (182, 360220), (196, 334490), (217, 302120), (245, 267592), (248, 264355), (260, 252154), (280, 234143), (310, 211484), (332, 197470), (364, 180110), (392, 167245), (403, 162680), (415, 157976), (434, 151060), (455, 144088), (490, 133796), (520, 126077), (581, 112840), (620, 105742), (637, 102920), (664, 98735), (728, 90055), (806, 81340), (830, 78988), (868, 75530), (910, 72044), (980, 66898), (1079, 60760), (1085, 60424), (1162, 56420), (1240, 52871), (1274, 51460), (1519, 43160), (1612, 40670), (1660, 39494), (1736, 37765), (1820, 36022), (1960, 33449), (2015, 32536), (2158, 30380), (2170, 30212), (2324, 28210), (2548, 25730), (2573, 25480), (2821, 23240), (2905, 22568), (3038, 21580), (3185, 20584), (3224, 20335), (3320, 19747), (3640, 18011), (4030, 16268), (4067, 16120), (4316, 15190), (4340, 15106), (4648, 14105), (5096, 12865), (5146, 12740), (5395, 12152), (5642, 11620), (5810, 11284), (6076, 10790), (6370, 10292), (7553, 8680), (7595, 8632), (8060, 8134)]