61215700

素因数分解:

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

素因数の和:103

約数の個数: 162

約数和(自身を含む): 171953838

約数和(自身を除く): 110738138

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 31, 35, 49, 50, 52, 62, 65, 70, 91, 98, 100, 124, 130, 140, 155, 175, 182, 196, 217, 245, 260, 310, 325, 350, 364, 403, 434, 455, 490, 620, 637, 650, 700, 775, 806, 868, 910, 961, 980, 1085, 1225, 1274, 1300, 1519, 1550, 1612, 1820, 1922, 2015, 2170, 2275, 2450, 2548, 2821, 3038, 3100, 3185, 3844, 4030, 4340, 4550, 4805, 4900, 5425, 5642, 6076, 6370, 6727, 7595, 8060, 9100, 9610, 10075, 10850, 11284, 12493, 12740, 13454, 14105, 15190, 15925, 19220, 19747, 20150, 21700, 24025, 24986, 26908, 28210, 30380, 31850, 33635, 37975, 39494, 40300, 47089, 48050, 49972, 56420, 62465, 63700, 67270, 70525, 75950, 78988, 87451, 94178, 96100, 98735, 124930, 134540, 141050, 151900, 168175, 174902, 188356, 197470, 235445, 249860, 282100, 312325, 336350, 349804, 394940, 437255, 470890, 493675, 612157, 624650, 672700, 874510, 941780, 987350, 1177225, 1224314, 1249300, 1749020, 1974700, 2186275, 2354450, 2448628, 3060785, 4372550, 4708900, 6121570, 8745100, 12243140, 15303925, 30607850, 61215700]

約数ペア:

[(1, 61215700), (2, 30607850), (4, 15303925), (5, 12243140), (7, 8745100), (10, 6121570), (13, 4708900), (14, 4372550), (20, 3060785), (25, 2448628), (26, 2354450), (28, 2186275), (31, 1974700), (35, 1749020), (49, 1249300), (50, 1224314), (52, 1177225), (62, 987350), (65, 941780), (70, 874510), (91, 672700), (98, 624650), (100, 612157), (124, 493675), (130, 470890), (140, 437255), (155, 394940), (175, 349804), (182, 336350), (196, 312325), (217, 282100), (245, 249860), (260, 235445), (310, 197470), (325, 188356), (350, 174902), (364, 168175), (403, 151900), (434, 141050), (455, 134540), (490, 124930), (620, 98735), (637, 96100), (650, 94178), (700, 87451), (775, 78988), (806, 75950), (868, 70525), (910, 67270), (961, 63700), (980, 62465), (1085, 56420), (1225, 49972), (1274, 48050), (1300, 47089), (1519, 40300), (1550, 39494), (1612, 37975), (1820, 33635), (1922, 31850), (2015, 30380), (2170, 28210), (2275, 26908), (2450, 24986), (2548, 24025), (2821, 21700), (3038, 20150), (3100, 19747), (3185, 19220), (3844, 15925), (4030, 15190), (4340, 14105), (4550, 13454), (4805, 12740), (4900, 12493), (5425, 11284), (5642, 10850), (6076, 10075), (6370, 9610), (6727, 9100), (7595, 8060)]