15661693450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{383}}^1\times {\mathrm{1187}}^1$

素因数の和:1648

約数の個数: 96

約数和(自身を含む): 32073947136

約数和(自身を除く): 16412253686

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 53, 65, 106, 130, 265, 325, 383, 530, 650, 689, 766, 1187, 1325, 1378, 1915, 2374, 2650, 3445, 3830, 4979, 5935, 6890, 9575, 9958, 11870, 15431, 17225, 19150, 20299, 24895, 29675, 30862, 34450, 40598, 49790, 59350, 62911, 77155, 101495, 124475, 125822, 154310, 202990, 248950, 263887, 314555, 385775, 454621, 507475, 527774, 629110, 771550, 817843, 909242, 1014950, 1319435, 1572775, 1635686, 2273105, 2638870, 3145550, 4089215, 4546210, 5910073, 6597175, 8178430, 11365525, 11820146, 13194350, 20446075, 22731050, 24094913, 29550365, 40892150, 48189826, 59100730, 120474565, 147751825, 240949130, 295503650, 313233869, 602372825, 626467738, 1204745650, 1566169345, 3132338690, 7830846725, 15661693450]

約数ペア:

[(1, 15661693450), (2, 7830846725), (5, 3132338690), (10, 1566169345), (13, 1204745650), (25, 626467738), (26, 602372825), (50, 313233869), (53, 295503650), (65, 240949130), (106, 147751825), (130, 120474565), (265, 59100730), (325, 48189826), (383, 40892150), (530, 29550365), (650, 24094913), (689, 22731050), (766, 20446075), (1187, 13194350), (1325, 11820146), (1378, 11365525), (1915, 8178430), (2374, 6597175), (2650, 5910073), (3445, 4546210), (3830, 4089215), (4979, 3145550), (5935, 2638870), (6890, 2273105), (9575, 1635686), (9958, 1572775), (11870, 1319435), (15431, 1014950), (17225, 909242), (19150, 817843), (20299, 771550), (24895, 629110), (29675, 527774), (30862, 507475), (34450, 454621), (40598, 385775), (49790, 314555), (59350, 263887), (62911, 248950), (77155, 202990), (101495, 154310), (124475, 125822)]