81302874

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1$

素因数の和:335

約数の個数: 64

約数和(自身を含む): 178381440

約数和(自身を除く): 97078566

約数列:

[1, 2, 3, 6, 17, 34, 51, 61, 73, 102, 122, 146, 179, 183, 219, 358, 366, 438, 537, 1037, 1074, 1241, 2074, 2482, 3043, 3111, 3723, 4453, 6086, 6222, 7446, 8906, 9129, 10919, 13067, 13359, 18258, 21838, 26134, 26718, 32757, 39201, 65514, 75701, 78402, 151402, 185623, 222139, 227103, 371246, 444278, 454206, 556869, 666417, 797087, 1113738, 1332834, 1594174, 2391261, 4782522, 13550479, 27100958, 40651437, 81302874]

約数ペア:

[(1, 81302874), (2, 40651437), (3, 27100958), (6, 13550479), (17, 4782522), (34, 2391261), (51, 1594174), (61, 1332834), (73, 1113738), (102, 797087), (122, 666417), (146, 556869), (179, 454206), (183, 444278), (219, 371246), (358, 227103), (366, 222139), (438, 185623), (537, 151402), (1037, 78402), (1074, 75701), (1241, 65514), (2074, 39201), (2482, 32757), (3043, 26718), (3111, 26134), (3723, 21838), (4453, 18258), (6086, 13359), (6222, 13067), (7446, 10919), (8906, 9129)]