78529750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{331}}^1$

素因数の和:434

約数の個数: 64

約数和(自身を含む): 160969536

約数和(自身を除く): 82439786

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 73, 125, 130, 146, 250, 325, 331, 365, 650, 662, 730, 949, 1625, 1655, 1825, 1898, 3250, 3310, 3650, 4303, 4745, 8275, 8606, 9125, 9490, 16550, 18250, 21515, 23725, 24163, 41375, 43030, 47450, 48326, 82750, 107575, 118625, 120815, 215150, 237250, 241630, 314119, 537875, 604075, 628238, 1075750, 1208150, 1570595, 3020375, 3141190, 6040750, 7852975, 15705950, 39264875, 78529750]

約数ペア:

[(1, 78529750), (2, 39264875), (5, 15705950), (10, 7852975), (13, 6040750), (25, 3141190), (26, 3020375), (50, 1570595), (65, 1208150), (73, 1075750), (125, 628238), (130, 604075), (146, 537875), (250, 314119), (325, 241630), (331, 237250), (365, 215150), (650, 120815), (662, 118625), (730, 107575), (949, 82750), (1625, 48326), (1655, 47450), (1825, 43030), (1898, 41375), (3250, 24163), (3310, 23725), (3650, 21515), (4303, 18250), (4745, 16550), (8275, 9490), (8606, 9125)]