157400360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{2777}}^1$

素因数の和:2910

約数の個数: 64

約数和(自身を含む): 385030800

約数和(自身を除く): 227630440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 109, 130, 218, 260, 436, 520, 545, 872, 1090, 1417, 2180, 2777, 2834, 4360, 5554, 5668, 7085, 11108, 11336, 13885, 14170, 22216, 27770, 28340, 36101, 55540, 56680, 72202, 111080, 144404, 180505, 288808, 302693, 361010, 605386, 722020, 1210772, 1444040, 1513465, 2421544, 3026930, 3935009, 6053860, 7870018, 12107720, 15740036, 19675045, 31480072, 39350090, 78700180, 157400360]

約数ペア:

[(1, 157400360), (2, 78700180), (4, 39350090), (5, 31480072), (8, 19675045), (10, 15740036), (13, 12107720), (20, 7870018), (26, 6053860), (40, 3935009), (52, 3026930), (65, 2421544), (104, 1513465), (109, 1444040), (130, 1210772), (218, 722020), (260, 605386), (436, 361010), (520, 302693), (545, 288808), (872, 180505), (1090, 144404), (1417, 111080), (2180, 72202), (2777, 56680), (2834, 55540), (4360, 36101), (5554, 28340), (5668, 27770), (7085, 22216), (11108, 14170), (11336, 13885)]