25540760

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:265

約数の個数: 96

約数和(自身を含む): 68085360

約数和(自身を除く): 42544600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 83, 98, 140, 157, 166, 196, 245, 280, 314, 332, 392, 415, 490, 581, 628, 664, 785, 830, 980, 1099, 1162, 1256, 1570, 1660, 1960, 2198, 2324, 2905, 3140, 3320, 4067, 4396, 4648, 5495, 5810, 6280, 7693, 8134, 8792, 10990, 11620, 13031, 15386, 16268, 20335, 21980, 23240, 26062, 30772, 32536, 38465, 40670, 43960, 52124, 61544, 65155, 76930, 81340, 91217, 104248, 130310, 153860, 162680, 182434, 260620, 307720, 364868, 456085, 521240, 638519, 729736, 912170, 1277038, 1824340, 2554076, 3192595, 3648680, 5108152, 6385190, 12770380, 25540760]

約数ペア:

[(1, 25540760), (2, 12770380), (4, 6385190), (5, 5108152), (7, 3648680), (8, 3192595), (10, 2554076), (14, 1824340), (20, 1277038), (28, 912170), (35, 729736), (40, 638519), (49, 521240), (56, 456085), (70, 364868), (83, 307720), (98, 260620), (140, 182434), (157, 162680), (166, 153860), (196, 130310), (245, 104248), (280, 91217), (314, 81340), (332, 76930), (392, 65155), (415, 61544), (490, 52124), (581, 43960), (628, 40670), (664, 38465), (785, 32536), (830, 30772), (980, 26062), (1099, 23240), (1162, 21980), (1256, 20335), (1570, 16268), (1660, 15386), (1960, 13031), (2198, 11620), (2324, 10990), (2905, 8792), (3140, 8134), (3320, 7693), (4067, 6280), (4396, 5810), (4648, 5495)]