90324520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{15791}}^1$

素因数の和:15826

約数の個数: 64

約数和(自身を含む): 238775040

約数和(自身を除く): 148450520

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 5720, 15791, 31582, 63164, 78955, 126328, 157910, 173701, 205283, 315820, 347402, 410566, 631640, 694804, 821132, 868505, 1026415, 1389608, 1642264, 1737010, 2052830, 2258113, 3474020, 4105660, 4516226, 6948040, 8211320, 9032452, 11290565, 18064904, 22581130, 45162260, 90324520]

約数ペア:

[(1, 90324520), (2, 45162260), (4, 22581130), (5, 18064904), (8, 11290565), (10, 9032452), (11, 8211320), (13, 6948040), (20, 4516226), (22, 4105660), (26, 3474020), (40, 2258113), (44, 2052830), (52, 1737010), (55, 1642264), (65, 1389608), (88, 1026415), (104, 868505), (110, 821132), (130, 694804), (143, 631640), (220, 410566), (260, 347402), (286, 315820), (440, 205283), (520, 173701), (572, 157910), (715, 126328), (1144, 78955), (1430, 63164), (2860, 31582), (5720, 15791)]