161787776

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{499}}^1$

素因数の和:679

約数の個数: 64

約数和(自身を含む): 344250000

約数和(自身を除く): 182462224

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 149, 272, 298, 499, 544, 596, 998, 1088, 1192, 1996, 2176, 2384, 2533, 3992, 4768, 5066, 7984, 8483, 9536, 10132, 15968, 16966, 19072, 20264, 31936, 33932, 40528, 63872, 67864, 74351, 81056, 135728, 148702, 162112, 271456, 297404, 324224, 542912, 594808, 1085824, 1189616, 1263967, 2379232, 2527934, 4758464, 5055868, 9516928, 10111736, 20223472, 40446944, 80893888, 161787776]

約数ペア:

[(1, 161787776), (2, 80893888), (4, 40446944), (8, 20223472), (16, 10111736), (17, 9516928), (32, 5055868), (34, 4758464), (64, 2527934), (68, 2379232), (128, 1263967), (136, 1189616), (149, 1085824), (272, 594808), (298, 542912), (499, 324224), (544, 297404), (596, 271456), (998, 162112), (1088, 148702), (1192, 135728), (1996, 81056), (2176, 74351), (2384, 67864), (2533, 63872), (3992, 40528), (4768, 33932), (5066, 31936), (7984, 20264), (8483, 19072), (9536, 16966), (10132, 15968)]