26247280

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4621}}^1$

素因数の和:4705

約数の個数: 40

約数和(自身を含む): 61897824

約数和(自身を除く): 35650544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 4621, 5680, 9242, 18484, 23105, 36968, 46210, 73936, 92420, 184840, 328091, 369680, 656182, 1312364, 1640455, 2624728, 3280910, 5249456, 6561820, 13123640, 26247280]

約数ペア:

[(1, 26247280), (2, 13123640), (4, 6561820), (5, 5249456), (8, 3280910), (10, 2624728), (16, 1640455), (20, 1312364), (40, 656182), (71, 369680), (80, 328091), (142, 184840), (284, 92420), (355, 73936), (568, 46210), (710, 36968), (1136, 23105), (1420, 18484), (2840, 9242), (4621, 5680)]