85145450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{4517}}^1$

素因数の和:4571

約数の個数: 48

約数和(自身を含む): 176473080

約数和(自身を除く): 91327630

約数列:

[1, 2, 5, 10, 13, 25, 26, 29, 50, 58, 65, 130, 145, 290, 325, 377, 650, 725, 754, 1450, 1885, 3770, 4517, 9034, 9425, 18850, 22585, 45170, 58721, 112925, 117442, 130993, 225850, 261986, 293605, 587210, 654965, 1309930, 1468025, 1702909, 2936050, 3274825, 3405818, 6549650, 8514545, 17029090, 42572725, 85145450]

約数ペア:

[(1, 85145450), (2, 42572725), (5, 17029090), (10, 8514545), (13, 6549650), (25, 3405818), (26, 3274825), (29, 2936050), (50, 1702909), (58, 1468025), (65, 1309930), (130, 654965), (145, 587210), (290, 293605), (325, 261986), (377, 225850), (650, 130993), (725, 117442), (754, 112925), (1450, 58721), (1885, 45170), (3770, 22585), (4517, 18850), (9034, 9425)]