90998440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1699}}^1$

素因数の和:1826

約数の個数: 64

約数和(自身を含む): 222768000

約数和(自身を除く): 131769560

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 103, 104, 130, 206, 260, 412, 515, 520, 824, 1030, 1339, 1699, 2060, 2678, 3398, 4120, 5356, 6695, 6796, 8495, 10712, 13390, 13592, 16990, 22087, 26780, 33980, 44174, 53560, 67960, 88348, 110435, 174997, 176696, 220870, 349994, 441740, 699988, 874985, 883480, 1399976, 1749970, 2274961, 3499940, 4549922, 6999880, 9099844, 11374805, 18199688, 22749610, 45499220, 90998440]

約数ペア:

[(1, 90998440), (2, 45499220), (4, 22749610), (5, 18199688), (8, 11374805), (10, 9099844), (13, 6999880), (20, 4549922), (26, 3499940), (40, 2274961), (52, 1749970), (65, 1399976), (103, 883480), (104, 874985), (130, 699988), (206, 441740), (260, 349994), (412, 220870), (515, 176696), (520, 174997), (824, 110435), (1030, 88348), (1339, 67960), (1699, 53560), (2060, 44174), (2678, 33980), (3398, 26780), (4120, 22087), (5356, 16990), (6695, 13592), (6796, 13390), (8495, 10712)]