65985856

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{421}}^1$

素因数の和:543

約数の個数: 56

約数和(自身を含む): 137200640

約数和(自身を除く): 71214784

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 79, 124, 158, 248, 316, 421, 496, 632, 842, 992, 1264, 1684, 1984, 2449, 2528, 3368, 4898, 5056, 6736, 9796, 13051, 13472, 19592, 26102, 26944, 33259, 39184, 52204, 66518, 78368, 104408, 133036, 156736, 208816, 266072, 417632, 532144, 835264, 1031029, 1064288, 2062058, 2128576, 4124116, 8248232, 16496464, 32992928, 65985856]

約数ペア:

[(1, 65985856), (2, 32992928), (4, 16496464), (8, 8248232), (16, 4124116), (31, 2128576), (32, 2062058), (62, 1064288), (64, 1031029), (79, 835264), (124, 532144), (158, 417632), (248, 266072), (316, 208816), (421, 156736), (496, 133036), (632, 104408), (842, 78368), (992, 66518), (1264, 52204), (1684, 39184), (1984, 33259), (2449, 26944), (2528, 26102), (3368, 19592), (4898, 13472), (5056, 13051), (6736, 9796)]