40217000

素因数分解:

$2^3\times 5^3\times {\mathrm{131}}^1\times {\mathrm{307}}^1$

素因数の和:459

約数の個数: 64

約数和(自身を含む): 95135040

約数和(自身を除く): 54918040

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 131, 200, 250, 262, 307, 500, 524, 614, 655, 1000, 1048, 1228, 1310, 1535, 2456, 2620, 3070, 3275, 5240, 6140, 6550, 7675, 12280, 13100, 15350, 16375, 26200, 30700, 32750, 38375, 40217, 61400, 65500, 76750, 80434, 131000, 153500, 160868, 201085, 307000, 321736, 402170, 804340, 1005425, 1608680, 2010850, 4021700, 5027125, 8043400, 10054250, 20108500, 40217000]

約数ペア:

[(1, 40217000), (2, 20108500), (4, 10054250), (5, 8043400), (8, 5027125), (10, 4021700), (20, 2010850), (25, 1608680), (40, 1005425), (50, 804340), (100, 402170), (125, 321736), (131, 307000), (200, 201085), (250, 160868), (262, 153500), (307, 131000), (500, 80434), (524, 76750), (614, 65500), (655, 61400), (1000, 40217), (1048, 38375), (1228, 32750), (1310, 30700), (1535, 26200), (2456, 16375), (2620, 15350), (3070, 13100), (3275, 12280), (5240, 7675), (6140, 6550)]