87197500

素因数分解:

$2^2\times 5^4\times {\mathrm{13}}^1\times {\mathrm{2683}}^1$

素因数の和:2720

約数の個数: 60

約数和(自身を含む): 205427992

約数和(自身を除く): 118230492

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 625, 650, 1250, 1300, 1625, 2500, 2683, 3250, 5366, 6500, 8125, 10732, 13415, 16250, 26830, 32500, 34879, 53660, 67075, 69758, 134150, 139516, 174395, 268300, 335375, 348790, 670750, 697580, 871975, 1341500, 1676875, 1743950, 3353750, 3487900, 4359875, 6707500, 8719750, 17439500, 21799375, 43598750, 87197500]

約数ペア:

[(1, 87197500), (2, 43598750), (4, 21799375), (5, 17439500), (10, 8719750), (13, 6707500), (20, 4359875), (25, 3487900), (26, 3353750), (50, 1743950), (52, 1676875), (65, 1341500), (100, 871975), (125, 697580), (130, 670750), (250, 348790), (260, 335375), (325, 268300), (500, 174395), (625, 139516), (650, 134150), (1250, 69758), (1300, 67075), (1625, 53660), (2500, 34879), (2683, 32500), (3250, 26830), (5366, 16250), (6500, 13415), (8125, 10732)]