90623806

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{359}}^1$

素因数の和:473

約数の個数: 64

約数和(自身を含む): 179020800

約数和(自身を除く): 88396994

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 73, 91, 133, 146, 182, 247, 266, 359, 494, 511, 718, 949, 1022, 1387, 1729, 1898, 2513, 2774, 3458, 4667, 5026, 6643, 6821, 9334, 9709, 13286, 13642, 18031, 19418, 26207, 32669, 36062, 47747, 52414, 65338, 88673, 95494, 126217, 177346, 183449, 252434, 340691, 366898, 497933, 620711, 681382, 995866, 1241422, 2384837, 3485531, 4769674, 6473129, 6971062, 12946258, 45311903, 90623806]

約数ペア:

[(1, 90623806), (2, 45311903), (7, 12946258), (13, 6971062), (14, 6473129), (19, 4769674), (26, 3485531), (38, 2384837), (73, 1241422), (91, 995866), (133, 681382), (146, 620711), (182, 497933), (247, 366898), (266, 340691), (359, 252434), (494, 183449), (511, 177346), (718, 126217), (949, 95494), (1022, 88673), (1387, 65338), (1729, 52414), (1898, 47747), (2513, 36062), (2774, 32669), (3458, 26207), (4667, 19418), (5026, 18031), (6643, 13642), (6821, 13286), (9334, 9709)]