78984668

素因数分解:

$2^2\times 7^3\times {\mathrm{23}}^1\times {\mathrm{2503}}^1$

素因数の和:2551

約数の個数: 48

約数和(自身を含む): 168268800

約数和(自身を除く): 89284132

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 98, 161, 196, 322, 343, 644, 686, 1127, 1372, 2254, 2503, 4508, 5006, 7889, 10012, 15778, 17521, 31556, 35042, 57569, 70084, 115138, 122647, 230276, 245294, 402983, 490588, 805966, 858529, 1611932, 1717058, 2820881, 3434116, 5641762, 11283524, 19746167, 39492334, 78984668]

約数ペア:

[(1, 78984668), (2, 39492334), (4, 19746167), (7, 11283524), (14, 5641762), (23, 3434116), (28, 2820881), (46, 1717058), (49, 1611932), (92, 858529), (98, 805966), (161, 490588), (196, 402983), (322, 245294), (343, 230276), (644, 122647), (686, 115138), (1127, 70084), (1372, 57569), (2254, 35042), (2503, 31556), (4508, 17521), (5006, 15778), (7889, 10012)]