164656856

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{409}}^1$

素因数の和:521

約数の個数: 96

約数和(自身を含む): 392616000

約数和(自身を除く): 227959144

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 79, 91, 98, 104, 158, 182, 196, 316, 364, 392, 409, 553, 632, 637, 728, 818, 1027, 1106, 1274, 1636, 2054, 2212, 2548, 2863, 3272, 3871, 4108, 4424, 5096, 5317, 5726, 7189, 7742, 8216, 10634, 11452, 14378, 15484, 20041, 21268, 22904, 28756, 30968, 32311, 37219, 40082, 42536, 50323, 57512, 64622, 74438, 80164, 100646, 129244, 148876, 160328, 201292, 226177, 258488, 260533, 297752, 402584, 420043, 452354, 521066, 840086, 904708, 1042132, 1583239, 1680172, 1809416, 2084264, 2940301, 3166478, 3360344, 5880602, 6332956, 11761204, 12665912, 20582107, 23522408, 41164214, 82328428, 164656856]

約数ペア:

[(1, 164656856), (2, 82328428), (4, 41164214), (7, 23522408), (8, 20582107), (13, 12665912), (14, 11761204), (26, 6332956), (28, 5880602), (49, 3360344), (52, 3166478), (56, 2940301), (79, 2084264), (91, 1809416), (98, 1680172), (104, 1583239), (158, 1042132), (182, 904708), (196, 840086), (316, 521066), (364, 452354), (392, 420043), (409, 402584), (553, 297752), (632, 260533), (637, 258488), (728, 226177), (818, 201292), (1027, 160328), (1106, 148876), (1274, 129244), (1636, 100646), (2054, 80164), (2212, 74438), (2548, 64622), (2863, 57512), (3272, 50323), (3871, 42536), (4108, 40082), (4424, 37219), (5096, 32311), (5317, 30968), (5726, 28756), (7189, 22904), (7742, 21268), (8216, 20041), (10634, 15484), (11452, 14378)]