1633000

素因数分解:

$2^3\times 5^3\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:115

約数の個数: 64

約数和(自身を含む): 4043520

約数和(自身を除く): 2410520

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 50, 71, 92, 100, 115, 125, 142, 184, 200, 230, 250, 284, 355, 460, 500, 568, 575, 710, 920, 1000, 1150, 1420, 1633, 1775, 2300, 2840, 2875, 3266, 3550, 4600, 5750, 6532, 7100, 8165, 8875, 11500, 13064, 14200, 16330, 17750, 23000, 32660, 35500, 40825, 65320, 71000, 81650, 163300, 204125, 326600, 408250, 816500, 1633000]

約数ペア:

[(1, 1633000), (2, 816500), (4, 408250), (5, 326600), (8, 204125), (10, 163300), (20, 81650), (23, 71000), (25, 65320), (40, 40825), (46, 35500), (50, 32660), (71, 23000), (92, 17750), (100, 16330), (115, 14200), (125, 13064), (142, 11500), (184, 8875), (200, 8165), (230, 7100), (250, 6532), (284, 5750), (355, 4600), (460, 3550), (500, 3266), (568, 2875), (575, 2840), (710, 2300), (920, 1775), (1000, 1633), (1150, 1420)]