51059840

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2$

素因数の和:87

約数の個数: 192

約数和(自身を含む): 146898360

約数和(自身を除く): 95838520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 19, 20, 26, 32, 34, 38, 40, 52, 64, 65, 68, 76, 80, 85, 95, 104, 128, 130, 136, 152, 160, 170, 190, 208, 221, 247, 260, 272, 304, 320, 323, 340, 361, 380, 416, 442, 494, 520, 544, 608, 640, 646, 680, 722, 760, 832, 884, 988, 1040, 1088, 1105, 1216, 1235, 1292, 1360, 1444, 1520, 1615, 1664, 1768, 1805, 1976, 2080, 2176, 2210, 2432, 2470, 2584, 2720, 2888, 3040, 3230, 3536, 3610, 3952, 4160, 4199, 4420, 4693, 4940, 5168, 5440, 5776, 6080, 6137, 6460, 7072, 7220, 7904, 8320, 8398, 8840, 9386, 9880, 10336, 10880, 11552, 12160, 12274, 12920, 14144, 14440, 15808, 16796, 17680, 18772, 19760, 20672, 20995, 23104, 23465, 24548, 25840, 28288, 28880, 30685, 31616, 33592, 35360, 37544, 39520, 41344, 41990, 46208, 46930, 49096, 51680, 57760, 61370, 67184, 70720, 75088, 79040, 79781, 83980, 93860, 98192, 103360, 115520, 122740, 134368, 141440, 150176, 158080, 159562, 167960, 187720, 196384, 206720, 231040, 245480, 268736, 300352, 319124, 335920, 375440, 392768, 398905, 490960, 537472, 600704, 638248, 671840, 750880, 785536, 797810, 981920, 1276496, 1343680, 1501760, 1595620, 1963840, 2552992, 2687360, 3003520, 3191240, 3927680, 5105984, 6382480, 10211968, 12764960, 25529920, 51059840]

約数ペア:

[(1, 51059840), (2, 25529920), (4, 12764960), (5, 10211968), (8, 6382480), (10, 5105984), (13, 3927680), (16, 3191240), (17, 3003520), (19, 2687360), (20, 2552992), (26, 1963840), (32, 1595620), (34, 1501760), (38, 1343680), (40, 1276496), (52, 981920), (64, 797810), (65, 785536), (68, 750880), (76, 671840), (80, 638248), (85, 600704), (95, 537472), (104, 490960), (128, 398905), (130, 392768), (136, 375440), (152, 335920), (160, 319124), (170, 300352), (190, 268736), (208, 245480), (221, 231040), (247, 206720), (260, 196384), (272, 187720), (304, 167960), (320, 159562), (323, 158080), (340, 150176), (361, 141440), (380, 134368), (416, 122740), (442, 115520), (494, 103360), (520, 98192), (544, 93860), (608, 83980), (640, 79781), (646, 79040), (680, 75088), (722, 70720), (760, 67184), (832, 61370), (884, 57760), (988, 51680), (1040, 49096), (1088, 46930), (1105, 46208), (1216, 41990), (1235, 41344), (1292, 39520), (1360, 37544), (1444, 35360), (1520, 33592), (1615, 31616), (1664, 30685), (1768, 28880), (1805, 28288), (1976, 25840), (2080, 24548), (2176, 23465), (2210, 23104), (2432, 20995), (2470, 20672), (2584, 19760), (2720, 18772), (2888, 17680), (3040, 16796), (3230, 15808), (3536, 14440), (3610, 14144), (3952, 12920), (4160, 12274), (4199, 12160), (4420, 11552), (4693, 10880), (4940, 10336), (5168, 9880), (5440, 9386), (5776, 8840), (6080, 8398), (6137, 8320), (6460, 7904), (7072, 7220)]