50018540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17489}}^1$

素因数の和:17522

約数の個数: 48

約数和(自身を含む): 123409440

約数和(自身を除く): 73390900

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, 17489, 34978, 69956, 87445, 174890, 192379, 227357, 349780, 384758, 454714, 769516, 909428, 961895, 1136785, 1923790, 2273570, 2500927, 3847580, 4547140, 5001854, 10003708, 12504635, 25009270, 50018540]

約数ペア:

[(1, 50018540), (2, 25009270), (4, 12504635), (5, 10003708), (10, 5001854), (11, 4547140), (13, 3847580), (20, 2500927), (22, 2273570), (26, 1923790), (44, 1136785), (52, 961895), (55, 909428), (65, 769516), (110, 454714), (130, 384758), (143, 349780), (220, 227357), (260, 192379), (286, 174890), (572, 87445), (715, 69956), (1430, 34978), (2860, 17489)]