51856490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1039}}^1$

素因数の和:1107

約数の個数: 64

約数和(自身を含む): 115015680

約数和(自身を除く): 63159190

約数列:

[1, 2, 5, 7, 10, 14, 23, 31, 35, 46, 62, 70, 115, 155, 161, 217, 230, 310, 322, 434, 713, 805, 1039, 1085, 1426, 1610, 2078, 2170, 3565, 4991, 5195, 7130, 7273, 9982, 10390, 14546, 23897, 24955, 32209, 36365, 47794, 49910, 64418, 72730, 119485, 161045, 167279, 225463, 238970, 322090, 334558, 450926, 740807, 836395, 1127315, 1481614, 1672790, 2254630, 3704035, 5185649, 7408070, 10371298, 25928245, 51856490]

約数ペア:

[(1, 51856490), (2, 25928245), (5, 10371298), (7, 7408070), (10, 5185649), (14, 3704035), (23, 2254630), (31, 1672790), (35, 1481614), (46, 1127315), (62, 836395), (70, 740807), (115, 450926), (155, 334558), (161, 322090), (217, 238970), (230, 225463), (310, 167279), (322, 161045), (434, 119485), (713, 72730), (805, 64418), (1039, 49910), (1085, 47794), (1426, 36365), (1610, 32209), (2078, 24955), (2170, 23897), (3565, 14546), (4991, 10390), (5195, 9982), (7130, 7273)]