8917520

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:192

約数の個数: 80

約数和(自身を含む): 22498560

約数和(自身を除く): 13581040

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 79, 80, 83, 85, 136, 158, 166, 170, 272, 316, 332, 340, 395, 415, 632, 664, 680, 790, 830, 1264, 1328, 1343, 1360, 1411, 1580, 1660, 2686, 2822, 3160, 3320, 5372, 5644, 6320, 6557, 6640, 6715, 7055, 10744, 11288, 13114, 13430, 14110, 21488, 22576, 26228, 26860, 28220, 32785, 52456, 53720, 56440, 65570, 104912, 107440, 111469, 112880, 131140, 222938, 262280, 445876, 524560, 557345, 891752, 1114690, 1783504, 2229380, 4458760, 8917520]

約数ペア:

[(1, 8917520), (2, 4458760), (4, 2229380), (5, 1783504), (8, 1114690), (10, 891752), (16, 557345), (17, 524560), (20, 445876), (34, 262280), (40, 222938), (68, 131140), (79, 112880), (80, 111469), (83, 107440), (85, 104912), (136, 65570), (158, 56440), (166, 53720), (170, 52456), (272, 32785), (316, 28220), (332, 26860), (340, 26228), (395, 22576), (415, 21488), (632, 14110), (664, 13430), (680, 13114), (790, 11288), (830, 10744), (1264, 7055), (1328, 6715), (1343, 6640), (1360, 6557), (1411, 6320), (1580, 5644), (1660, 5372), (2686, 3320), (2822, 3160)]