68491648

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{421}}^1$

素因数の和:507

約数の個数: 64

約数和(自身を含む): 144627840

約数和(自身を除く): 76136192

約数列:

[1, 2, 4, 8, 16, 31, 32, 41, 62, 64, 82, 124, 128, 164, 248, 328, 421, 496, 656, 842, 992, 1271, 1312, 1684, 1984, 2542, 2624, 3368, 3968, 5084, 5248, 6736, 10168, 13051, 13472, 17261, 20336, 26102, 26944, 34522, 40672, 52204, 53888, 69044, 81344, 104408, 138088, 162688, 208816, 276176, 417632, 535091, 552352, 835264, 1070182, 1104704, 1670528, 2140364, 2209408, 4280728, 8561456, 17122912, 34245824, 68491648]

約数ペア:

[(1, 68491648), (2, 34245824), (4, 17122912), (8, 8561456), (16, 4280728), (31, 2209408), (32, 2140364), (41, 1670528), (62, 1104704), (64, 1070182), (82, 835264), (124, 552352), (128, 535091), (164, 417632), (248, 276176), (328, 208816), (421, 162688), (496, 138088), (656, 104408), (842, 81344), (992, 69044), (1271, 53888), (1312, 52204), (1684, 40672), (1984, 34522), (2542, 26944), (2624, 26102), (3368, 20336), (3968, 17261), (5084, 13472), (5248, 13051), (6736, 10168)]