25395720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{617}}^1$

素因数の和:652

約数の個数: 128

約数和(自身を含む): 88992000

約数和(自身を除く): 63596280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 343, 392, 420, 490, 588, 617, 686, 735, 840, 980, 1029, 1176, 1234, 1372, 1470, 1715, 1851, 1960, 2058, 2468, 2744, 2940, 3085, 3430, 3702, 4116, 4319, 4936, 5145, 5880, 6170, 6860, 7404, 8232, 8638, 9255, 10290, 12340, 12957, 13720, 14808, 17276, 18510, 20580, 21595, 24680, 25914, 30233, 34552, 37020, 41160, 43190, 51828, 60466, 64785, 74040, 86380, 90699, 103656, 120932, 129570, 151165, 172760, 181398, 211631, 241864, 259140, 302330, 362796, 423262, 453495, 518280, 604660, 634893, 725592, 846524, 906990, 1058155, 1209320, 1269786, 1693048, 1813980, 2116310, 2539572, 3174465, 3627960, 4232620, 5079144, 6348930, 8465240, 12697860, 25395720]

約数ペア:

[(1, 25395720), (2, 12697860), (3, 8465240), (4, 6348930), (5, 5079144), (6, 4232620), (7, 3627960), (8, 3174465), (10, 2539572), (12, 2116310), (14, 1813980), (15, 1693048), (20, 1269786), (21, 1209320), (24, 1058155), (28, 906990), (30, 846524), (35, 725592), (40, 634893), (42, 604660), (49, 518280), (56, 453495), (60, 423262), (70, 362796), (84, 302330), (98, 259140), (105, 241864), (120, 211631), (140, 181398), (147, 172760), (168, 151165), (196, 129570), (210, 120932), (245, 103656), (280, 90699), (294, 86380), (343, 74040), (392, 64785), (420, 60466), (490, 51828), (588, 43190), (617, 41160), (686, 37020), (735, 34552), (840, 30233), (980, 25914), (1029, 24680), (1176, 21595), (1234, 20580), (1372, 18510), (1470, 17276), (1715, 14808), (1851, 13720), (1960, 12957), (2058, 12340), (2468, 10290), (2744, 9255), (2940, 8638), (3085, 8232), (3430, 7404), (3702, 6860), (4116, 6170), (4319, 5880), (4936, 5145)]