91357000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:480

約数の個数: 128

約数和(自身を含む): 252794880

約数和(自身を除く): 161437880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 31, 35, 40, 50, 56, 62, 70, 100, 124, 125, 140, 155, 175, 200, 217, 248, 250, 280, 310, 350, 421, 434, 500, 620, 700, 775, 842, 868, 875, 1000, 1085, 1240, 1400, 1550, 1684, 1736, 1750, 2105, 2170, 2947, 3100, 3368, 3500, 3875, 4210, 4340, 5425, 5894, 6200, 7000, 7750, 8420, 8680, 10525, 10850, 11788, 13051, 14735, 15500, 16840, 21050, 21700, 23576, 26102, 27125, 29470, 31000, 42100, 43400, 52204, 52625, 54250, 58940, 65255, 73675, 84200, 91357, 104408, 105250, 108500, 117880, 130510, 147350, 182714, 210500, 217000, 261020, 294700, 326275, 365428, 368375, 421000, 456785, 522040, 589400, 652550, 730856, 736750, 913570, 1305100, 1473500, 1631375, 1827140, 2283925, 2610200, 2947000, 3262750, 3654280, 4567850, 6525500, 9135700, 11419625, 13051000, 18271400, 22839250, 45678500, 91357000]

約数ペア:

[(1, 91357000), (2, 45678500), (4, 22839250), (5, 18271400), (7, 13051000), (8, 11419625), (10, 9135700), (14, 6525500), (20, 4567850), (25, 3654280), (28, 3262750), (31, 2947000), (35, 2610200), (40, 2283925), (50, 1827140), (56, 1631375), (62, 1473500), (70, 1305100), (100, 913570), (124, 736750), (125, 730856), (140, 652550), (155, 589400), (175, 522040), (200, 456785), (217, 421000), (248, 368375), (250, 365428), (280, 326275), (310, 294700), (350, 261020), (421, 217000), (434, 210500), (500, 182714), (620, 147350), (700, 130510), (775, 117880), (842, 108500), (868, 105250), (875, 104408), (1000, 91357), (1085, 84200), (1240, 73675), (1400, 65255), (1550, 58940), (1684, 54250), (1736, 52625), (1750, 52204), (2105, 43400), (2170, 42100), (2947, 31000), (3100, 29470), (3368, 27125), (3500, 26102), (3875, 23576), (4210, 21700), (4340, 21050), (5425, 16840), (5894, 15500), (6200, 14735), (7000, 13051), (7750, 11788), (8420, 10850), (8680, 10525)]