191548520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{2789}}^1$

素因数の和:2918

約数の個数: 64

約数和(自身を含む): 461019600

約数和(自身を除く): 269471080

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 101, 136, 170, 202, 340, 404, 505, 680, 808, 1010, 1717, 2020, 2789, 3434, 4040, 5578, 6868, 8585, 11156, 13736, 13945, 17170, 22312, 27890, 34340, 47413, 55780, 68680, 94826, 111560, 189652, 237065, 281689, 379304, 474130, 563378, 948260, 1126756, 1408445, 1896520, 2253512, 2816890, 4788713, 5633780, 9577426, 11267560, 19154852, 23943565, 38309704, 47887130, 95774260, 191548520]

約数ペア:

[(1, 191548520), (2, 95774260), (4, 47887130), (5, 38309704), (8, 23943565), (10, 19154852), (17, 11267560), (20, 9577426), (34, 5633780), (40, 4788713), (68, 2816890), (85, 2253512), (101, 1896520), (136, 1408445), (170, 1126756), (202, 948260), (340, 563378), (404, 474130), (505, 379304), (680, 281689), (808, 237065), (1010, 189652), (1717, 111560), (2020, 94826), (2789, 68680), (3434, 55780), (4040, 47413), (5578, 34340), (6868, 27890), (8585, 22312), (11156, 17170), (13736, 13945)]