918062210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{1451}}^1$

素因数の和:1659

約数の個数: 64

約数和(自身を含む): 1850010624

約数和(自身を除く): 931948414

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 157, 310, 314, 403, 785, 806, 1451, 1570, 2015, 2041, 2902, 4030, 4082, 4867, 7255, 9734, 10205, 14510, 18863, 20410, 24335, 37726, 44981, 48670, 63271, 89962, 94315, 126542, 188630, 224905, 227807, 316355, 449810, 455614, 584753, 632710, 1139035, 1169506, 2278070, 2923765, 2961491, 5847530, 5922982, 7062017, 14124034, 14807455, 29614910, 35310085, 70620170, 91806221, 183612442, 459031105, 918062210]

約数ペア:

[(1, 918062210), (2, 459031105), (5, 183612442), (10, 91806221), (13, 70620170), (26, 35310085), (31, 29614910), (62, 14807455), (65, 14124034), (130, 7062017), (155, 5922982), (157, 5847530), (310, 2961491), (314, 2923765), (403, 2278070), (785, 1169506), (806, 1139035), (1451, 632710), (1570, 584753), (2015, 455614), (2041, 449810), (2902, 316355), (4030, 227807), (4082, 224905), (4867, 188630), (7255, 126542), (9734, 94315), (10205, 89962), (14510, 63271), (18863, 48670), (20410, 44981), (24335, 37726)]