87641970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{13219}}^1$

素因数の和:13259

約数の個数: 64

約数和(自身を含む): 239863680

約数和(自身を除く): 152221710

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 78, 85, 102, 130, 170, 195, 221, 255, 390, 442, 510, 663, 1105, 1326, 2210, 3315, 6630, 13219, 26438, 39657, 66095, 79314, 132190, 171847, 198285, 224723, 343694, 396570, 449446, 515541, 674169, 859235, 1031082, 1123615, 1348338, 1718470, 2247230, 2577705, 2921399, 3370845, 5155410, 5842798, 6741690, 8764197, 14606995, 17528394, 29213990, 43820985, 87641970]

約数ペア:

[(1, 87641970), (2, 43820985), (3, 29213990), (5, 17528394), (6, 14606995), (10, 8764197), (13, 6741690), (15, 5842798), (17, 5155410), (26, 3370845), (30, 2921399), (34, 2577705), (39, 2247230), (51, 1718470), (65, 1348338), (78, 1123615), (85, 1031082), (102, 859235), (130, 674169), (170, 515541), (195, 449446), (221, 396570), (255, 343694), (390, 224723), (442, 198285), (510, 171847), (663, 132190), (1105, 79314), (1326, 66095), (2210, 39657), (3315, 26438), (6630, 13219)]