73861840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:165

約数の個数: 160

約数和(自身を含む): 199987200

約数和(自身を除く): 126125360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 31, 40, 52, 58, 62, 65, 79, 80, 104, 116, 124, 130, 145, 155, 158, 208, 232, 248, 260, 290, 310, 316, 377, 395, 403, 464, 496, 520, 580, 620, 632, 754, 790, 806, 899, 1027, 1040, 1160, 1240, 1264, 1508, 1580, 1612, 1798, 1885, 2015, 2054, 2291, 2320, 2449, 2480, 3016, 3160, 3224, 3596, 3770, 4030, 4108, 4495, 4582, 4898, 5135, 6032, 6320, 6448, 7192, 7540, 8060, 8216, 8990, 9164, 9796, 10270, 11455, 11687, 12245, 14384, 15080, 16120, 16432, 17980, 18328, 19592, 20540, 22910, 23374, 24490, 29783, 30160, 31837, 32240, 35960, 36656, 39184, 41080, 45820, 46748, 48980, 58435, 59566, 63674, 71021, 71920, 82160, 91640, 93496, 97960, 116870, 119132, 127348, 142042, 148915, 159185, 183280, 186992, 195920, 233740, 238264, 254696, 284084, 297830, 318370, 355105, 467480, 476528, 509392, 568168, 595660, 636740, 710210, 923273, 934960, 1136336, 1191320, 1273480, 1420420, 1846546, 2382640, 2546960, 2840840, 3693092, 4616365, 5681680, 7386184, 9232730, 14772368, 18465460, 36930920, 73861840]

約数ペア:

[(1, 73861840), (2, 36930920), (4, 18465460), (5, 14772368), (8, 9232730), (10, 7386184), (13, 5681680), (16, 4616365), (20, 3693092), (26, 2840840), (29, 2546960), (31, 2382640), (40, 1846546), (52, 1420420), (58, 1273480), (62, 1191320), (65, 1136336), (79, 934960), (80, 923273), (104, 710210), (116, 636740), (124, 595660), (130, 568168), (145, 509392), (155, 476528), (158, 467480), (208, 355105), (232, 318370), (248, 297830), (260, 284084), (290, 254696), (310, 238264), (316, 233740), (377, 195920), (395, 186992), (403, 183280), (464, 159185), (496, 148915), (520, 142042), (580, 127348), (620, 119132), (632, 116870), (754, 97960), (790, 93496), (806, 91640), (899, 82160), (1027, 71920), (1040, 71021), (1160, 63674), (1240, 59566), (1264, 58435), (1508, 48980), (1580, 46748), (1612, 45820), (1798, 41080), (1885, 39184), (2015, 36656), (2054, 35960), (2291, 32240), (2320, 31837), (2449, 30160), (2480, 29783), (3016, 24490), (3160, 23374), (3224, 22910), (3596, 20540), (3770, 19592), (4030, 18328), (4108, 17980), (4495, 16432), (4582, 16120), (4898, 15080), (5135, 14384), (6032, 12245), (6320, 11687), (6448, 11455), (7192, 10270), (7540, 9796), (8060, 9164), (8216, 8990)]