90807472

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1289}}^1$

素因数の和:1358

約数の個数: 80

約数和(自身を含む): 218825280

約数和(自身を除く): 128017808

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 37, 56, 68, 74, 112, 119, 136, 148, 238, 259, 272, 296, 476, 518, 592, 629, 952, 1036, 1258, 1289, 1904, 2072, 2516, 2578, 4144, 4403, 5032, 5156, 8806, 9023, 10064, 10312, 17612, 18046, 20624, 21913, 35224, 36092, 43826, 47693, 70448, 72184, 87652, 95386, 144368, 153391, 175304, 190772, 306782, 333851, 350608, 381544, 613564, 667702, 763088, 810781, 1227128, 1335404, 1621562, 2454256, 2670808, 3243124, 5341616, 5675467, 6486248, 11350934, 12972496, 22701868, 45403736, 90807472]

約数ペア:

[(1, 90807472), (2, 45403736), (4, 22701868), (7, 12972496), (8, 11350934), (14, 6486248), (16, 5675467), (17, 5341616), (28, 3243124), (34, 2670808), (37, 2454256), (56, 1621562), (68, 1335404), (74, 1227128), (112, 810781), (119, 763088), (136, 667702), (148, 613564), (238, 381544), (259, 350608), (272, 333851), (296, 306782), (476, 190772), (518, 175304), (592, 153391), (629, 144368), (952, 95386), (1036, 87652), (1258, 72184), (1289, 70448), (1904, 47693), (2072, 43826), (2516, 36092), (2578, 35224), (4144, 21913), (4403, 20624), (5032, 18046), (5156, 17612), (8806, 10312), (9023, 10064)]