81905304

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{3323}}^1$

素因数の和:3424

約数の個数: 64

約数和(自身を含む): 223372800

約数和(自身を除く): 141467496

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 79, 104, 156, 158, 237, 312, 316, 474, 632, 948, 1027, 1896, 2054, 3081, 3323, 4108, 6162, 6646, 8216, 9969, 12324, 13292, 19938, 24648, 26584, 39876, 43199, 79752, 86398, 129597, 172796, 259194, 262517, 345592, 518388, 525034, 787551, 1036776, 1050068, 1575102, 2100136, 3150204, 3412721, 6300408, 6825442, 10238163, 13650884, 20476326, 27301768, 40952652, 81905304]

約数ペア:

[(1, 81905304), (2, 40952652), (3, 27301768), (4, 20476326), (6, 13650884), (8, 10238163), (12, 6825442), (13, 6300408), (24, 3412721), (26, 3150204), (39, 2100136), (52, 1575102), (78, 1050068), (79, 1036776), (104, 787551), (156, 525034), (158, 518388), (237, 345592), (312, 262517), (316, 259194), (474, 172796), (632, 129597), (948, 86398), (1027, 79752), (1896, 43199), (2054, 39876), (3081, 26584), (3323, 24648), (4108, 19938), (6162, 13292), (6646, 12324), (8216, 9969)]