8401453840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{7043}}^1$

素因数の和:7137

約数の個数: 160

約数和(自身を含む): 22304572416

約数和(自身を除く): 13903118576

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 37, 40, 52, 62, 65, 74, 80, 104, 124, 130, 148, 155, 185, 208, 248, 260, 296, 310, 370, 403, 481, 496, 520, 592, 620, 740, 806, 962, 1040, 1147, 1240, 1480, 1612, 1924, 2015, 2294, 2405, 2480, 2960, 3224, 3848, 4030, 4588, 4810, 5735, 6448, 7043, 7696, 8060, 9176, 9620, 11470, 14086, 14911, 16120, 18352, 19240, 22940, 28172, 29822, 32240, 35215, 38480, 45880, 56344, 59644, 70430, 74555, 91559, 91760, 112688, 119288, 140860, 149110, 183118, 218333, 238576, 260591, 281720, 298220, 366236, 436666, 457795, 521182, 563440, 596440, 732472, 873332, 915590, 1042364, 1091665, 1192880, 1302955, 1464944, 1746664, 1831180, 2084728, 2183330, 2605910, 2838329, 3387683, 3493328, 3662360, 4169456, 4366660, 5211820, 5676658, 6775366, 7324720, 8078321, 8733320, 10423640, 11353316, 13550732, 14191645, 16156642, 16938415, 17466640, 20847280, 22706632, 27101464, 28383290, 32313284, 33876830, 40391605, 45413264, 54202928, 56766580, 64626568, 67753660, 80783210, 105018173, 113533160, 129253136, 135507320, 161566420, 210036346, 227066320, 271014640, 323132840, 420072692, 525090865, 646265680, 840145384, 1050181730, 1680290768, 2100363460, 4200726920, 8401453840]

約数ペア:

[(1, 8401453840), (2, 4200726920), (4, 2100363460), (5, 1680290768), (8, 1050181730), (10, 840145384), (13, 646265680), (16, 525090865), (20, 420072692), (26, 323132840), (31, 271014640), (37, 227066320), (40, 210036346), (52, 161566420), (62, 135507320), (65, 129253136), (74, 113533160), (80, 105018173), (104, 80783210), (124, 67753660), (130, 64626568), (148, 56766580), (155, 54202928), (185, 45413264), (208, 40391605), (248, 33876830), (260, 32313284), (296, 28383290), (310, 27101464), (370, 22706632), (403, 20847280), (481, 17466640), (496, 16938415), (520, 16156642), (592, 14191645), (620, 13550732), (740, 11353316), (806, 10423640), (962, 8733320), (1040, 8078321), (1147, 7324720), (1240, 6775366), (1480, 5676658), (1612, 5211820), (1924, 4366660), (2015, 4169456), (2294, 3662360), (2405, 3493328), (2480, 3387683), (2960, 2838329), (3224, 2605910), (3848, 2183330), (4030, 2084728), (4588, 1831180), (4810, 1746664), (5735, 1464944), (6448, 1302955), (7043, 1192880), (7696, 1091665), (8060, 1042364), (9176, 915590), (9620, 873332), (11470, 732472), (14086, 596440), (14911, 563440), (16120, 521182), (18352, 457795), (19240, 436666), (22940, 366236), (28172, 298220), (29822, 281720), (32240, 260591), (35215, 238576), (38480, 218333), (45880, 183118), (56344, 149110), (59644, 140860), (70430, 119288), (74555, 112688), (91559, 91760)]