7888960760

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1039}}^1\times {\mathrm{2287}}^1$

素因数の和:3420

約数の個数: 64

約数和(自身を含む): 17989171200

約数和(自身を除く): 10100210440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1039, 1660, 2078, 2287, 3320, 4156, 4574, 5195, 8312, 9148, 10390, 11435, 18296, 20780, 22870, 41560, 45740, 86237, 91480, 172474, 189821, 344948, 379642, 431185, 689896, 759284, 862370, 949105, 1518568, 1724740, 1898210, 2376193, 3449480, 3796420, 4752386, 7592840, 9504772, 11880965, 19009544, 23761930, 47523860, 95047720, 197224019, 394448038, 788896076, 986120095, 1577792152, 1972240190, 3944480380, 7888960760]

約数ペア:

[(1, 7888960760), (2, 3944480380), (4, 1972240190), (5, 1577792152), (8, 986120095), (10, 788896076), (20, 394448038), (40, 197224019), (83, 95047720), (166, 47523860), (332, 23761930), (415, 19009544), (664, 11880965), (830, 9504772), (1039, 7592840), (1660, 4752386), (2078, 3796420), (2287, 3449480), (3320, 2376193), (4156, 1898210), (4574, 1724740), (5195, 1518568), (8312, 949105), (9148, 862370), (10390, 759284), (11435, 689896), (18296, 431185), (20780, 379642), (22870, 344948), (41560, 189821), (45740, 172474), (86237, 91480)]