85890800

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^2\times {\mathrm{743}}^1$

素因数の和:795

約数の個数: 90

約数和(自身を含む): 219500088

約数和(自身を除く): 133609288

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, 680, 743, 850, 1156, 1360, 1445, 1486, 1700, 2312, 2890, 2972, 3400, 3715, 4624, 5780, 5944, 6800, 7225, 7430, 11560, 11888, 12631, 14450, 14860, 18575, 23120, 25262, 28900, 29720, 37150, 50524, 57800, 59440, 63155, 74300, 101048, 115600, 126310, 148600, 202096, 214727, 252620, 297200, 315775, 429454, 505240, 631550, 858908, 1010480, 1073635, 1263100, 1717816, 2147270, 2526200, 3435632, 4294540, 5052400, 5368175, 8589080, 10736350, 17178160, 21472700, 42945400, 85890800]

約数ペア:

[(1, 85890800), (2, 42945400), (4, 21472700), (5, 17178160), (8, 10736350), (10, 8589080), (16, 5368175), (17, 5052400), (20, 4294540), (25, 3435632), (34, 2526200), (40, 2147270), (50, 1717816), (68, 1263100), (80, 1073635), (85, 1010480), (100, 858908), (136, 631550), (170, 505240), (200, 429454), (272, 315775), (289, 297200), (340, 252620), (400, 214727), (425, 202096), (578, 148600), (680, 126310), (743, 115600), (850, 101048), (1156, 74300), (1360, 63155), (1445, 59440), (1486, 57800), (1700, 50524), (2312, 37150), (2890, 29720), (2972, 28900), (3400, 25262), (3715, 23120), (4624, 18575), (5780, 14860), (5944, 14450), (6800, 12631), (7225, 11888), (7430, 11560)]