74663480

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{523}}^1$

素因数の和:660

約数の個数: 64

約数和(自身を含む): 174303360

約数和(自身を除く): 99639880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 83, 86, 166, 172, 215, 332, 344, 415, 430, 523, 664, 830, 860, 1046, 1660, 1720, 2092, 2615, 3320, 3569, 4184, 5230, 7138, 10460, 14276, 17845, 20920, 22489, 28552, 35690, 43409, 44978, 71380, 86818, 89956, 112445, 142760, 173636, 179912, 217045, 224890, 347272, 434090, 449780, 868180, 899560, 1736360, 1866587, 3733174, 7466348, 9332935, 14932696, 18665870, 37331740, 74663480]

約数ペア:

[(1, 74663480), (2, 37331740), (4, 18665870), (5, 14932696), (8, 9332935), (10, 7466348), (20, 3733174), (40, 1866587), (43, 1736360), (83, 899560), (86, 868180), (166, 449780), (172, 434090), (215, 347272), (332, 224890), (344, 217045), (415, 179912), (430, 173636), (523, 142760), (664, 112445), (830, 89956), (860, 86818), (1046, 71380), (1660, 44978), (1720, 43409), (2092, 35690), (2615, 28552), (3320, 22489), (3569, 20920), (4184, 17845), (5230, 14276), (7138, 10460)]