71325200

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^2\times {\mathrm{617}}^1$

素因数の和:669

約数の個数: 90

約数和(自身を含む): 182326686

約数和(自身を除く): 111001486

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 136, 170, 200, 272, 289, 340, 400, 425, 578, 617, 680, 850, 1156, 1234, 1360, 1445, 1700, 2312, 2468, 2890, 3085, 3400, 4624, 4936, 5780, 6170, 6800, 7225, 9872, 10489, 11560, 12340, 14450, 15425, 20978, 23120, 24680, 28900, 30850, 41956, 49360, 52445, 57800, 61700, 83912, 104890, 115600, 123400, 167824, 178313, 209780, 246800, 262225, 356626, 419560, 524450, 713252, 839120, 891565, 1048900, 1426504, 1783130, 2097800, 2853008, 3566260, 4195600, 4457825, 7132520, 8915650, 14265040, 17831300, 35662600, 71325200]

約数ペア:

[(1, 71325200), (2, 35662600), (4, 17831300), (5, 14265040), (8, 8915650), (10, 7132520), (16, 4457825), (17, 4195600), (20, 3566260), (25, 2853008), (34, 2097800), (40, 1783130), (50, 1426504), (68, 1048900), (80, 891565), (85, 839120), (100, 713252), (136, 524450), (170, 419560), (200, 356626), (272, 262225), (289, 246800), (340, 209780), (400, 178313), (425, 167824), (578, 123400), (617, 115600), (680, 104890), (850, 83912), (1156, 61700), (1234, 57800), (1360, 52445), (1445, 49360), (1700, 41956), (2312, 30850), (2468, 28900), (2890, 24680), (3085, 23120), (3400, 20978), (4624, 15425), (4936, 14450), (5780, 12340), (6170, 11560), (6800, 10489), (7225, 9872)]