85205360

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:151

約数の個数: 160

約数和(自身を含む): 226271232

約数和(自身を除く): 141065872

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 34, 40, 43, 47, 62, 68, 80, 85, 86, 94, 124, 136, 155, 170, 172, 188, 215, 235, 248, 272, 310, 340, 344, 376, 430, 470, 496, 527, 620, 680, 688, 731, 752, 799, 860, 940, 1054, 1240, 1333, 1360, 1457, 1462, 1598, 1720, 1880, 2021, 2108, 2480, 2635, 2666, 2914, 2924, 3196, 3440, 3655, 3760, 3995, 4042, 4216, 5270, 5332, 5828, 5848, 6392, 6665, 7285, 7310, 7990, 8084, 8432, 10105, 10540, 10664, 11656, 11696, 12784, 13330, 14570, 14620, 15980, 16168, 20210, 21080, 21328, 22661, 23312, 24769, 26660, 29140, 29240, 31960, 32336, 34357, 40420, 42160, 45322, 49538, 53320, 58280, 58480, 62651, 63920, 68714, 80840, 90644, 99076, 106640, 113305, 116560, 123845, 125302, 137428, 161680, 171785, 181288, 198152, 226610, 247690, 250604, 274856, 313255, 343570, 362576, 396304, 453220, 495380, 501208, 549712, 626510, 687140, 906440, 990760, 1002416, 1065067, 1253020, 1374280, 1812880, 1981520, 2130134, 2506040, 2748560, 4260268, 5012080, 5325335, 8520536, 10650670, 17041072, 21301340, 42602680, 85205360]

約数ペア:

[(1, 85205360), (2, 42602680), (4, 21301340), (5, 17041072), (8, 10650670), (10, 8520536), (16, 5325335), (17, 5012080), (20, 4260268), (31, 2748560), (34, 2506040), (40, 2130134), (43, 1981520), (47, 1812880), (62, 1374280), (68, 1253020), (80, 1065067), (85, 1002416), (86, 990760), (94, 906440), (124, 687140), (136, 626510), (155, 549712), (170, 501208), (172, 495380), (188, 453220), (215, 396304), (235, 362576), (248, 343570), (272, 313255), (310, 274856), (340, 250604), (344, 247690), (376, 226610), (430, 198152), (470, 181288), (496, 171785), (527, 161680), (620, 137428), (680, 125302), (688, 123845), (731, 116560), (752, 113305), (799, 106640), (860, 99076), (940, 90644), (1054, 80840), (1240, 68714), (1333, 63920), (1360, 62651), (1457, 58480), (1462, 58280), (1598, 53320), (1720, 49538), (1880, 45322), (2021, 42160), (2108, 40420), (2480, 34357), (2635, 32336), (2666, 31960), (2914, 29240), (2924, 29140), (3196, 26660), (3440, 24769), (3655, 23312), (3760, 22661), (3995, 21328), (4042, 21080), (4216, 20210), (5270, 16168), (5332, 15980), (5828, 14620), (5848, 14570), (6392, 13330), (6665, 12784), (7285, 11696), (7310, 11656), (7990, 10664), (8084, 10540), (8432, 10105)]