68160860

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{823}}^1$

素因数の和:974

約数の個数: 48

約数和(自身を含む): 148260672

約数和(自身を除く): 80099812

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 101, 164, 202, 205, 404, 410, 505, 820, 823, 1010, 1646, 2020, 3292, 4115, 4141, 8230, 8282, 16460, 16564, 20705, 33743, 41410, 67486, 82820, 83123, 134972, 166246, 168715, 332492, 337430, 415615, 674860, 831230, 1662460, 3408043, 6816086, 13632172, 17040215, 34080430, 68160860]

約数ペア:

[(1, 68160860), (2, 34080430), (4, 17040215), (5, 13632172), (10, 6816086), (20, 3408043), (41, 1662460), (82, 831230), (101, 674860), (164, 415615), (202, 337430), (205, 332492), (404, 168715), (410, 166246), (505, 134972), (820, 83123), (823, 82820), (1010, 67486), (1646, 41410), (2020, 33743), (3292, 20705), (4115, 16564), (4141, 16460), (8230, 8282)]