12991550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:138

約数の個数: 96

約数和(自身を含む): 29998080

約数和(自身を除く): 17006530

約数列:

[1, 2, 5, 10, 11, 13, 22, 23, 25, 26, 46, 50, 55, 65, 79, 110, 115, 130, 143, 158, 230, 253, 275, 286, 299, 325, 395, 506, 550, 575, 598, 650, 715, 790, 869, 1027, 1150, 1265, 1430, 1495, 1738, 1817, 1975, 2054, 2530, 2990, 3289, 3575, 3634, 3950, 4345, 5135, 6325, 6578, 7150, 7475, 8690, 9085, 10270, 11297, 12650, 14950, 16445, 18170, 19987, 21725, 22594, 23621, 25675, 32890, 39974, 43450, 45425, 47242, 51350, 56485, 82225, 90850, 99935, 112970, 118105, 164450, 199870, 236210, 259831, 282425, 499675, 519662, 564850, 590525, 999350, 1181050, 1299155, 2598310, 6495775, 12991550]

約数ペア:

[(1, 12991550), (2, 6495775), (5, 2598310), (10, 1299155), (11, 1181050), (13, 999350), (22, 590525), (23, 564850), (25, 519662), (26, 499675), (46, 282425), (50, 259831), (55, 236210), (65, 199870), (79, 164450), (110, 118105), (115, 112970), (130, 99935), (143, 90850), (158, 82225), (230, 56485), (253, 51350), (275, 47242), (286, 45425), (299, 43450), (325, 39974), (395, 32890), (506, 25675), (550, 23621), (575, 22594), (598, 21725), (650, 19987), (715, 18170), (790, 16445), (869, 14950), (1027, 12650), (1150, 11297), (1265, 10270), (1430, 9085), (1495, 8690), (1738, 7475), (1817, 7150), (1975, 6578), (2054, 6325), (2530, 5135), (2990, 4345), (3289, 3950), (3575, 3634)]