55745560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:185

約数の個数: 128

約数和(自身を含む): 145152000

約数和(自身を除く): 89406440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 52, 59, 65, 79, 92, 104, 115, 118, 130, 158, 184, 230, 236, 260, 295, 299, 316, 395, 460, 472, 520, 590, 598, 632, 767, 790, 920, 1027, 1180, 1196, 1357, 1495, 1534, 1580, 1817, 2054, 2360, 2392, 2714, 2990, 3068, 3160, 3634, 3835, 4108, 4661, 5135, 5428, 5980, 6136, 6785, 7268, 7670, 8216, 9085, 9322, 10270, 10856, 11960, 13570, 14536, 15340, 17641, 18170, 18644, 20540, 23305, 23621, 27140, 30680, 35282, 36340, 37288, 41080, 46610, 47242, 54280, 60593, 70564, 72680, 88205, 93220, 94484, 107203, 118105, 121186, 141128, 176410, 186440, 188968, 214406, 236210, 242372, 302965, 352820, 428812, 472420, 484744, 536015, 605930, 705640, 857624, 944840, 1072030, 1211860, 1393639, 2144060, 2423720, 2787278, 4288120, 5574556, 6968195, 11149112, 13936390, 27872780, 55745560]

約数ペア:

[(1, 55745560), (2, 27872780), (4, 13936390), (5, 11149112), (8, 6968195), (10, 5574556), (13, 4288120), (20, 2787278), (23, 2423720), (26, 2144060), (40, 1393639), (46, 1211860), (52, 1072030), (59, 944840), (65, 857624), (79, 705640), (92, 605930), (104, 536015), (115, 484744), (118, 472420), (130, 428812), (158, 352820), (184, 302965), (230, 242372), (236, 236210), (260, 214406), (295, 188968), (299, 186440), (316, 176410), (395, 141128), (460, 121186), (472, 118105), (520, 107203), (590, 94484), (598, 93220), (632, 88205), (767, 72680), (790, 70564), (920, 60593), (1027, 54280), (1180, 47242), (1196, 46610), (1357, 41080), (1495, 37288), (1534, 36340), (1580, 35282), (1817, 30680), (2054, 27140), (2360, 23621), (2392, 23305), (2714, 20540), (2990, 18644), (3068, 18170), (3160, 17641), (3634, 15340), (3835, 14536), (4108, 13570), (4661, 11960), (5135, 10856), (5428, 10270), (5980, 9322), (6136, 9085), (6785, 8216), (7268, 7670)]