71003750

素因数分解:

$2^1\times 5^4\times {\mathrm{43}}^1\times {\mathrm{1321}}^1$

素因数の和:1386

約数の個数: 40

約数和(自身を含む): 136287624

約数和(自身を除く): 65283874

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 125, 215, 250, 430, 625, 1075, 1250, 1321, 2150, 2642, 5375, 6605, 10750, 13210, 26875, 33025, 53750, 56803, 66050, 113606, 165125, 284015, 330250, 568030, 825625, 1420075, 1651250, 2840150, 7100375, 14200750, 35501875, 71003750]

約数ペア:

[(1, 71003750), (2, 35501875), (5, 14200750), (10, 7100375), (25, 2840150), (43, 1651250), (50, 1420075), (86, 825625), (125, 568030), (215, 330250), (250, 284015), (430, 165125), (625, 113606), (1075, 66050), (1250, 56803), (1321, 53750), (2150, 33025), (2642, 26875), (5375, 13210), (6605, 10750)]