65216080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{607}}^1$

素因数の和:716

約数の個数: 80

約数和(自身を含む): 162846720

約数和(自身を除く): 97630640

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 79, 80, 85, 136, 158, 170, 272, 316, 340, 395, 607, 632, 680, 790, 1214, 1264, 1343, 1360, 1580, 2428, 2686, 3035, 3160, 4856, 5372, 6070, 6320, 6715, 9712, 10319, 10744, 12140, 13430, 20638, 21488, 24280, 26860, 41276, 47953, 48560, 51595, 53720, 82552, 95906, 103190, 107440, 165104, 191812, 206380, 239765, 383624, 412760, 479530, 767248, 815201, 825520, 959060, 1630402, 1918120, 3260804, 3836240, 4076005, 6521608, 8152010, 13043216, 16304020, 32608040, 65216080]

約数ペア:

[(1, 65216080), (2, 32608040), (4, 16304020), (5, 13043216), (8, 8152010), (10, 6521608), (16, 4076005), (17, 3836240), (20, 3260804), (34, 1918120), (40, 1630402), (68, 959060), (79, 825520), (80, 815201), (85, 767248), (136, 479530), (158, 412760), (170, 383624), (272, 239765), (316, 206380), (340, 191812), (395, 165104), (607, 107440), (632, 103190), (680, 95906), (790, 82552), (1214, 53720), (1264, 51595), (1343, 48560), (1360, 47953), (1580, 41276), (2428, 26860), (2686, 24280), (3035, 21488), (3160, 20638), (4856, 13430), (5372, 12140), (6070, 10744), (6320, 10319), (6715, 9712)]