85398040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{809}}^1$

素因数の和:869

約数の個数: 128

約数和(自身を含む): 244944000

約数和(自身を除く): 159545960

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 29, 35, 40, 52, 56, 58, 65, 70, 91, 104, 116, 130, 140, 145, 182, 203, 232, 260, 280, 290, 364, 377, 406, 455, 520, 580, 728, 754, 809, 812, 910, 1015, 1160, 1508, 1618, 1624, 1820, 1885, 2030, 2639, 3016, 3236, 3640, 3770, 4045, 4060, 5278, 5663, 6472, 7540, 8090, 8120, 10517, 10556, 11326, 13195, 15080, 16180, 21034, 21112, 22652, 23461, 26390, 28315, 32360, 42068, 45304, 46922, 52585, 52780, 56630, 73619, 84136, 93844, 105170, 105560, 113260, 117305, 147238, 164227, 187688, 210340, 226520, 234610, 294476, 304993, 328454, 368095, 420680, 469220, 588952, 609986, 656908, 736190, 821135, 938440, 1219972, 1313816, 1472380, 1524965, 1642270, 2134951, 2439944, 2944760, 3049930, 3284540, 4269902, 6099860, 6569080, 8539804, 10674755, 12199720, 17079608, 21349510, 42699020, 85398040]

約数ペア:

[(1, 85398040), (2, 42699020), (4, 21349510), (5, 17079608), (7, 12199720), (8, 10674755), (10, 8539804), (13, 6569080), (14, 6099860), (20, 4269902), (26, 3284540), (28, 3049930), (29, 2944760), (35, 2439944), (40, 2134951), (52, 1642270), (56, 1524965), (58, 1472380), (65, 1313816), (70, 1219972), (91, 938440), (104, 821135), (116, 736190), (130, 656908), (140, 609986), (145, 588952), (182, 469220), (203, 420680), (232, 368095), (260, 328454), (280, 304993), (290, 294476), (364, 234610), (377, 226520), (406, 210340), (455, 187688), (520, 164227), (580, 147238), (728, 117305), (754, 113260), (809, 105560), (812, 105170), (910, 93844), (1015, 84136), (1160, 73619), (1508, 56630), (1618, 52780), (1624, 52585), (1820, 46922), (1885, 45304), (2030, 42068), (2639, 32360), (3016, 28315), (3236, 26390), (3640, 23461), (3770, 22652), (4045, 21112), (4060, 21034), (5278, 16180), (5663, 15080), (6472, 13195), (7540, 11326), (8090, 10556), (8120, 10517)]