61319440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{8423}}^1$

素因数の和:8456

約数の個数: 80

約数和(自身を含む): 175488768

約数和(自身を除く): 114169328

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 8423, 16846, 33692, 42115, 58961, 67384, 84230, 109499, 117922, 134768, 168460, 218998, 235844, 294805, 336920, 437996, 471688, 547495, 589610, 673840, 766493, 875992, 943376, 1094990, 1179220, 1532986, 1751984, 2189980, 2358440, 3065972, 3832465, 4379960, 4716880, 6131944, 7664930, 8759920, 12263888, 15329860, 30659720, 61319440]

約数ペア:

[(1, 61319440), (2, 30659720), (4, 15329860), (5, 12263888), (7, 8759920), (8, 7664930), (10, 6131944), (13, 4716880), (14, 4379960), (16, 3832465), (20, 3065972), (26, 2358440), (28, 2189980), (35, 1751984), (40, 1532986), (52, 1179220), (56, 1094990), (65, 943376), (70, 875992), (80, 766493), (91, 673840), (104, 589610), (112, 547495), (130, 471688), (140, 437996), (182, 336920), (208, 294805), (260, 235844), (280, 218998), (364, 168460), (455, 134768), (520, 117922), (560, 109499), (728, 84230), (910, 67384), (1040, 58961), (1456, 42115), (1820, 33692), (3640, 16846), (7280, 8423)]