4082500

素因数分解:

$2^2\times 5^4\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:118

約数の個数: 60

約数和(自身を含む): 9446976

約数和(自身を除く): 5364476

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 71, 92, 100, 115, 125, 142, 230, 250, 284, 355, 460, 500, 575, 625, 710, 1150, 1250, 1420, 1633, 1775, 2300, 2500, 2875, 3266, 3550, 5750, 6532, 7100, 8165, 8875, 11500, 14375, 16330, 17750, 28750, 32660, 35500, 40825, 44375, 57500, 81650, 88750, 163300, 177500, 204125, 408250, 816500, 1020625, 2041250, 4082500]

約数ペア:

[(1, 4082500), (2, 2041250), (4, 1020625), (5, 816500), (10, 408250), (20, 204125), (23, 177500), (25, 163300), (46, 88750), (50, 81650), (71, 57500), (92, 44375), (100, 40825), (115, 35500), (125, 32660), (142, 28750), (230, 17750), (250, 16330), (284, 14375), (355, 11500), (460, 8875), (500, 8165), (575, 7100), (625, 6532), (710, 5750), (1150, 3550), (1250, 3266), (1420, 2875), (1633, 2500), (1775, 2300)]