87660976

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{1907}}^1$

素因数の和:1958

約数の個数: 60

約数和(自身を含む): 194833512

約数和(自身を除く): 107172536

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 169, 208, 221, 272, 338, 442, 676, 884, 1352, 1768, 1907, 2704, 2873, 3536, 3814, 5746, 7628, 11492, 15256, 22984, 24791, 30512, 32419, 45968, 49582, 64838, 99164, 129676, 198328, 259352, 322283, 396656, 421447, 518704, 644566, 842894, 1289132, 1685788, 2578264, 3371576, 5156528, 5478811, 6743152, 10957622, 21915244, 43830488, 87660976]

約数ペア:

[(1, 87660976), (2, 43830488), (4, 21915244), (8, 10957622), (13, 6743152), (16, 5478811), (17, 5156528), (26, 3371576), (34, 2578264), (52, 1685788), (68, 1289132), (104, 842894), (136, 644566), (169, 518704), (208, 421447), (221, 396656), (272, 322283), (338, 259352), (442, 198328), (676, 129676), (884, 99164), (1352, 64838), (1768, 49582), (1907, 45968), (2704, 32419), (2873, 30512), (3536, 24791), (3814, 22984), (5746, 15256), (7628, 11492)]