72040540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{25189}}^1$

素因数の和:25222

約数の個数: 48

約数和(自身を含む): 177740640

約数和(自身を除く): 105700100

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 25189, 50378, 100756, 125945, 251890, 277079, 327457, 503780, 554158, 654914, 1108316, 1309828, 1385395, 1637285, 2770790, 3274570, 3602027, 5541580, 6549140, 7204054, 14408108, 18010135, 36020270, 72040540]

約数ペア:

[(1, 72040540), (2, 36020270), (4, 18010135), (5, 14408108), (10, 7204054), (11, 6549140), (13, 5541580), (20, 3602027), (22, 3274570), (26, 2770790), (44, 1637285), (52, 1385395), (55, 1309828), (65, 1108316), (110, 654914), (130, 554158), (143, 503780), (220, 327457), (260, 277079), (286, 251890), (572, 125945), (715, 100756), (1430, 50378), (2860, 25189)]