64475840

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1409}}^1$

素因数の和:1450

約数の個数: 112

約数和(自身を含む): 180502560

約数和(自身を除く): 116026720

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 64, 65, 80, 88, 104, 110, 130, 143, 160, 176, 208, 220, 260, 286, 320, 352, 416, 440, 520, 572, 704, 715, 832, 880, 1040, 1144, 1409, 1430, 1760, 2080, 2288, 2818, 2860, 3520, 4160, 4576, 5636, 5720, 7045, 9152, 11272, 11440, 14090, 15499, 18317, 22544, 22880, 28180, 30998, 36634, 45088, 45760, 56360, 61996, 73268, 77495, 90176, 91585, 112720, 123992, 146536, 154990, 183170, 201487, 225440, 247984, 293072, 309980, 366340, 402974, 450880, 495968, 586144, 619960, 732680, 805948, 991936, 1007435, 1172288, 1239920, 1465360, 1611896, 2014870, 2479840, 2930720, 3223792, 4029740, 4959680, 5861440, 6447584, 8059480, 12895168, 16118960, 32237920, 64475840]

約数ペア:

[(1, 64475840), (2, 32237920), (4, 16118960), (5, 12895168), (8, 8059480), (10, 6447584), (11, 5861440), (13, 4959680), (16, 4029740), (20, 3223792), (22, 2930720), (26, 2479840), (32, 2014870), (40, 1611896), (44, 1465360), (52, 1239920), (55, 1172288), (64, 1007435), (65, 991936), (80, 805948), (88, 732680), (104, 619960), (110, 586144), (130, 495968), (143, 450880), (160, 402974), (176, 366340), (208, 309980), (220, 293072), (260, 247984), (286, 225440), (320, 201487), (352, 183170), (416, 154990), (440, 146536), (520, 123992), (572, 112720), (704, 91585), (715, 90176), (832, 77495), (880, 73268), (1040, 61996), (1144, 56360), (1409, 45760), (1430, 45088), (1760, 36634), (2080, 30998), (2288, 28180), (2818, 22880), (2860, 22544), (3520, 18317), (4160, 15499), (4576, 14090), (5636, 11440), (5720, 11272), (7045, 9152)]