74986490

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{2437}}^1$

素因数の和:2642

約数の個数: 32

約数和(自身を含む): 143763984

約数和(自身を除く): 68777494

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 181, 362, 905, 1810, 2437, 3077, 4874, 6154, 12185, 15385, 24370, 30770, 41429, 82858, 207145, 414290, 441097, 882194, 2205485, 4410970, 7498649, 14997298, 37493245, 74986490]

約数ペア:

[(1, 74986490), (2, 37493245), (5, 14997298), (10, 7498649), (17, 4410970), (34, 2205485), (85, 882194), (170, 441097), (181, 414290), (362, 207145), (905, 82858), (1810, 41429), (2437, 30770), (3077, 24370), (4874, 15385), (6154, 12185)]