157680680

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{106541}}^1$

素因数の和:106589

約数の個数: 32

約数和(自身を含む): 364373640

約数和(自身を除く): 206692960

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 106541, 213082, 426164, 532705, 852328, 1065410, 2130820, 3942017, 4261640, 7884034, 15768068, 19710085, 31536136, 39420170, 78840340, 157680680]

約数ペア:

[(1, 157680680), (2, 78840340), (4, 39420170), (5, 31536136), (8, 19710085), (10, 15768068), (20, 7884034), (37, 4261640), (40, 3942017), (74, 2130820), (148, 1065410), (185, 852328), (296, 532705), (370, 426164), (740, 213082), (1480, 106541)]