143140000

素因数分解:

$2^5\times 5^4\times {\mathrm{17}}^1\times {\mathrm{421}}^1$

素因数の和:468

約数の個数: 120

約数和(自身を含む): 373745988

約数和(自身を除く): 230605988

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 68, 80, 85, 100, 125, 136, 160, 170, 200, 250, 272, 340, 400, 421, 425, 500, 544, 625, 680, 800, 842, 850, 1000, 1250, 1360, 1684, 1700, 2000, 2105, 2125, 2500, 2720, 3368, 3400, 4000, 4210, 4250, 5000, 6736, 6800, 7157, 8420, 8500, 10000, 10525, 10625, 13472, 13600, 14314, 16840, 17000, 20000, 21050, 21250, 28628, 33680, 34000, 35785, 42100, 42500, 52625, 57256, 67360, 68000, 71570, 84200, 85000, 105250, 114512, 143140, 168400, 170000, 178925, 210500, 229024, 263125, 286280, 336800, 340000, 357850, 421000, 526250, 572560, 715700, 842000, 894625, 1052500, 1145120, 1431400, 1684000, 1789250, 2105000, 2862800, 3578500, 4210000, 4473125, 5725600, 7157000, 8420000, 8946250, 14314000, 17892500, 28628000, 35785000, 71570000, 143140000]

約数ペア:

[(1, 143140000), (2, 71570000), (4, 35785000), (5, 28628000), (8, 17892500), (10, 14314000), (16, 8946250), (17, 8420000), (20, 7157000), (25, 5725600), (32, 4473125), (34, 4210000), (40, 3578500), (50, 2862800), (68, 2105000), (80, 1789250), (85, 1684000), (100, 1431400), (125, 1145120), (136, 1052500), (160, 894625), (170, 842000), (200, 715700), (250, 572560), (272, 526250), (340, 421000), (400, 357850), (421, 340000), (425, 336800), (500, 286280), (544, 263125), (625, 229024), (680, 210500), (800, 178925), (842, 170000), (850, 168400), (1000, 143140), (1250, 114512), (1360, 105250), (1684, 85000), (1700, 84200), (2000, 71570), (2105, 68000), (2125, 67360), (2500, 57256), (2720, 52625), (3368, 42500), (3400, 42100), (4000, 35785), (4210, 34000), (4250, 33680), (5000, 28628), (6736, 21250), (6800, 21050), (7157, 20000), (8420, 17000), (8500, 16840), (10000, 14314), (10525, 13600), (10625, 13472)]