82056520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{22543}}^1$

素因数の和:22574

約数の個数: 64

約数和(自身を含む): 227243520

約数和(自身を除く): 145187000

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 22543, 45086, 90172, 112715, 157801, 180344, 225430, 293059, 315602, 450860, 586118, 631204, 789005, 901720, 1172236, 1262408, 1465295, 1578010, 2051413, 2344472, 2930590, 3156020, 4102826, 5861180, 6312040, 8205652, 10257065, 11722360, 16411304, 20514130, 41028260, 82056520]

約数ペア:

[(1, 82056520), (2, 41028260), (4, 20514130), (5, 16411304), (7, 11722360), (8, 10257065), (10, 8205652), (13, 6312040), (14, 5861180), (20, 4102826), (26, 3156020), (28, 2930590), (35, 2344472), (40, 2051413), (52, 1578010), (56, 1465295), (65, 1262408), (70, 1172236), (91, 901720), (104, 789005), (130, 631204), (140, 586118), (182, 450860), (260, 315602), (280, 293059), (364, 225430), (455, 180344), (520, 157801), (728, 112715), (910, 90172), (1820, 45086), (3640, 22543)]