31882890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2819}}^1$

素因数の和:2871

約数の個数: 64

約数和(自身を含む): 85276800

約数和(自身を除く): 53393910

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 29, 30, 39, 58, 65, 78, 87, 130, 145, 174, 195, 290, 377, 390, 435, 754, 870, 1131, 1885, 2262, 2819, 3770, 5638, 5655, 8457, 11310, 14095, 16914, 28190, 36647, 42285, 73294, 81751, 84570, 109941, 163502, 183235, 219882, 245253, 366470, 408755, 490506, 549705, 817510, 1062763, 1099410, 1226265, 2125526, 2452530, 3188289, 5313815, 6376578, 10627630, 15941445, 31882890]

約数ペア:

[(1, 31882890), (2, 15941445), (3, 10627630), (5, 6376578), (6, 5313815), (10, 3188289), (13, 2452530), (15, 2125526), (26, 1226265), (29, 1099410), (30, 1062763), (39, 817510), (58, 549705), (65, 490506), (78, 408755), (87, 366470), (130, 245253), (145, 219882), (174, 183235), (195, 163502), (290, 109941), (377, 84570), (390, 81751), (435, 73294), (754, 42285), (870, 36647), (1131, 28190), (1885, 16914), (2262, 14095), (2819, 11310), (3770, 8457), (5638, 5655)]