8990930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:171

約数の個数: 64

約数和(自身を含む): 18966528

約数和(自身を除く): 9975598

約数列:

[1, 2, 5, 10, 13, 23, 26, 31, 46, 62, 65, 97, 115, 130, 155, 194, 230, 299, 310, 403, 485, 598, 713, 806, 970, 1261, 1426, 1495, 2015, 2231, 2522, 2990, 3007, 3565, 4030, 4462, 6014, 6305, 7130, 9269, 11155, 12610, 15035, 18538, 22310, 29003, 30070, 39091, 46345, 58006, 69161, 78182, 92690, 138322, 145015, 195455, 290030, 345805, 390910, 691610, 899093, 1798186, 4495465, 8990930]

約数ペア:

[(1, 8990930), (2, 4495465), (5, 1798186), (10, 899093), (13, 691610), (23, 390910), (26, 345805), (31, 290030), (46, 195455), (62, 145015), (65, 138322), (97, 92690), (115, 78182), (130, 69161), (155, 58006), (194, 46345), (230, 39091), (299, 30070), (310, 29003), (403, 22310), (485, 18538), (598, 15035), (713, 12610), (806, 11155), (970, 9269), (1261, 7130), (1426, 6305), (1495, 6014), (2015, 4462), (2231, 4030), (2522, 3565), (2990, 3007)]