15690775750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{1973}}^1\times {\mathrm{2447}}^1$

素因数の和:4450

約数の個数: 64

約数和(自身を含む): 31661570304

約数和(自身を除く): 15970794554

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1625, 1973, 2447, 3250, 3946, 4894, 9865, 12235, 19730, 24470, 25649, 31811, 49325, 51298, 61175, 63622, 98650, 122350, 128245, 159055, 246625, 256490, 305875, 318110, 493250, 611750, 641225, 795275, 1282450, 1590550, 3206125, 3976375, 4827931, 6412250, 7952750, 9655862, 24139655, 48279310, 62763103, 120698275, 125526206, 241396550, 313815515, 603491375, 627631030, 1206982750, 1569077575, 3138155150, 7845387875, 15690775750]

約数ペア:

[(1, 15690775750), (2, 7845387875), (5, 3138155150), (10, 1569077575), (13, 1206982750), (25, 627631030), (26, 603491375), (50, 313815515), (65, 241396550), (125, 125526206), (130, 120698275), (250, 62763103), (325, 48279310), (650, 24139655), (1625, 9655862), (1973, 7952750), (2447, 6412250), (3250, 4827931), (3946, 3976375), (4894, 3206125), (9865, 1590550), (12235, 1282450), (19730, 795275), (24470, 641225), (25649, 611750), (31811, 493250), (49325, 318110), (51298, 305875), (61175, 256490), (63622, 246625), (98650, 159055), (122350, 128245)]