64502080

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:272

約数の個数: 112

約数和(自身を含む): 165908736

約数和(自身を除く): 101406656

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 71, 80, 85, 136, 142, 160, 167, 170, 272, 284, 320, 334, 340, 355, 544, 568, 668, 680, 710, 835, 1088, 1136, 1207, 1336, 1360, 1420, 1670, 2272, 2414, 2672, 2720, 2839, 2840, 3340, 4544, 4828, 5344, 5440, 5678, 5680, 6035, 6680, 9656, 10688, 11356, 11360, 11857, 12070, 13360, 14195, 19312, 22712, 22720, 23714, 24140, 26720, 28390, 38624, 45424, 47428, 48280, 53440, 56780, 59285, 77248, 90848, 94856, 96560, 113560, 118570, 181696, 189712, 193120, 201569, 227120, 237140, 379424, 386240, 403138, 454240, 474280, 758848, 806276, 908480, 948560, 1007845, 1612552, 1897120, 2015690, 3225104, 3794240, 4031380, 6450208, 8062760, 12900416, 16125520, 32251040, 64502080]

約数ペア:

[(1, 64502080), (2, 32251040), (4, 16125520), (5, 12900416), (8, 8062760), (10, 6450208), (16, 4031380), (17, 3794240), (20, 3225104), (32, 2015690), (34, 1897120), (40, 1612552), (64, 1007845), (68, 948560), (71, 908480), (80, 806276), (85, 758848), (136, 474280), (142, 454240), (160, 403138), (167, 386240), (170, 379424), (272, 237140), (284, 227120), (320, 201569), (334, 193120), (340, 189712), (355, 181696), (544, 118570), (568, 113560), (668, 96560), (680, 94856), (710, 90848), (835, 77248), (1088, 59285), (1136, 56780), (1207, 53440), (1336, 48280), (1360, 47428), (1420, 45424), (1670, 38624), (2272, 28390), (2414, 26720), (2672, 24140), (2720, 23714), (2839, 22720), (2840, 22712), (3340, 19312), (4544, 14195), (4828, 13360), (5344, 12070), (5440, 11857), (5678, 11360), (5680, 11356), (6035, 10688), (6680, 9656)]