317762770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{397}}^1$

素因数の和:595

約数の個数: 64

約数和(自身を含む): 635475456

約数和(自身を除く): 317712686

約数列:

[1, 2, 5, 10, 13, 26, 47, 65, 94, 130, 131, 235, 262, 397, 470, 611, 655, 794, 1222, 1310, 1703, 1985, 3055, 3406, 3970, 5161, 6110, 6157, 8515, 10322, 12314, 17030, 18659, 25805, 30785, 37318, 51610, 52007, 61570, 80041, 93295, 104014, 160082, 186590, 242567, 260035, 400205, 485134, 520070, 676091, 800410, 1212835, 1352182, 2425670, 2444329, 3380455, 4888658, 6760910, 12221645, 24443290, 31776277, 63552554, 158881385, 317762770]

約数ペア:

[(1, 317762770), (2, 158881385), (5, 63552554), (10, 31776277), (13, 24443290), (26, 12221645), (47, 6760910), (65, 4888658), (94, 3380455), (130, 2444329), (131, 2425670), (235, 1352182), (262, 1212835), (397, 800410), (470, 676091), (611, 520070), (655, 485134), (794, 400205), (1222, 260035), (1310, 242567), (1703, 186590), (1985, 160082), (3055, 104014), (3406, 93295), (3970, 80041), (5161, 61570), (6110, 52007), (6157, 51610), (8515, 37318), (10322, 30785), (12314, 25805), (17030, 18659)]