74416420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{3623}}^1$

素因数の和:3724

約数の個数: 48

約数和(自身を含む): 170472960

約数和(自身を除く): 96056540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 158, 260, 316, 395, 790, 1027, 1580, 2054, 3623, 4108, 5135, 7246, 10270, 14492, 18115, 20540, 36230, 47099, 72460, 94198, 188396, 235495, 286217, 470990, 572434, 941980, 1144868, 1431085, 2862170, 3720821, 5724340, 7441642, 14883284, 18604105, 37208210, 74416420]

約数ペア:

[(1, 74416420), (2, 37208210), (4, 18604105), (5, 14883284), (10, 7441642), (13, 5724340), (20, 3720821), (26, 2862170), (52, 1431085), (65, 1144868), (79, 941980), (130, 572434), (158, 470990), (260, 286217), (316, 235495), (395, 188396), (790, 94198), (1027, 72460), (1580, 47099), (2054, 36230), (3623, 20540), (4108, 18115), (5135, 14492), (7246, 10270)]