90635440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{5581}}^1$

素因数の和:5630

約数の個数: 80

約数和(自身を含む): 249180480

約数和(自身を除く): 158545040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 70, 80, 112, 116, 140, 145, 203, 232, 280, 290, 406, 464, 560, 580, 812, 1015, 1160, 1624, 2030, 2320, 3248, 4060, 5581, 8120, 11162, 16240, 22324, 27905, 39067, 44648, 55810, 78134, 89296, 111620, 156268, 161849, 195335, 223240, 312536, 323698, 390670, 446480, 625072, 647396, 781340, 809245, 1132943, 1294792, 1562680, 1618490, 2265886, 2589584, 3125360, 3236980, 4531772, 5664715, 6473960, 9063544, 11329430, 12947920, 18127088, 22658860, 45317720, 90635440]

約数ペア:

[(1, 90635440), (2, 45317720), (4, 22658860), (5, 18127088), (7, 12947920), (8, 11329430), (10, 9063544), (14, 6473960), (16, 5664715), (20, 4531772), (28, 3236980), (29, 3125360), (35, 2589584), (40, 2265886), (56, 1618490), (58, 1562680), (70, 1294792), (80, 1132943), (112, 809245), (116, 781340), (140, 647396), (145, 625072), (203, 446480), (232, 390670), (280, 323698), (290, 312536), (406, 223240), (464, 195335), (560, 161849), (580, 156268), (812, 111620), (1015, 89296), (1160, 78134), (1624, 55810), (2030, 44648), (2320, 39067), (3248, 27905), (4060, 22324), (5581, 16240), (8120, 11162)]