64939290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{619}}^1$

素因数の和:911

約数の個数: 64

約数和(自身を含む): 168739200

約数和(自身を除く): 103799910

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 269, 390, 538, 619, 807, 1238, 1345, 1614, 1857, 2690, 3095, 3497, 3714, 4035, 6190, 6994, 8047, 8070, 9285, 10491, 16094, 17485, 18570, 20982, 24141, 34970, 40235, 48282, 52455, 80470, 104910, 120705, 166511, 241410, 333022, 499533, 832555, 999066, 1665110, 2164643, 2497665, 4329286, 4995330, 6493929, 10823215, 12987858, 21646430, 32469645, 64939290]

約数ペア:

[(1, 64939290), (2, 32469645), (3, 21646430), (5, 12987858), (6, 10823215), (10, 6493929), (13, 4995330), (15, 4329286), (26, 2497665), (30, 2164643), (39, 1665110), (65, 999066), (78, 832555), (130, 499533), (195, 333022), (269, 241410), (390, 166511), (538, 120705), (619, 104910), (807, 80470), (1238, 52455), (1345, 48282), (1614, 40235), (1857, 34970), (2690, 24141), (3095, 20982), (3497, 18570), (3714, 17485), (4035, 16094), (6190, 10491), (6994, 9285), (8047, 8070)]