258889610

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{401}}^2$

素因数の和:839

約数の個数: 48

約数和(自身を含む): 557117568

約数和(自身を除く): 298227958

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 401, 802, 805, 1610, 2005, 2807, 4010, 5614, 9223, 14035, 18446, 28070, 46115, 64561, 92230, 129122, 160801, 321602, 322805, 645610, 804005, 1125607, 1608010, 2251214, 3698423, 5628035, 7396846, 11256070, 18492115, 25888961, 36984230, 51777922, 129444805, 258889610]

約数ペア:

[(1, 258889610), (2, 129444805), (5, 51777922), (7, 36984230), (10, 25888961), (14, 18492115), (23, 11256070), (35, 7396846), (46, 5628035), (70, 3698423), (115, 2251214), (161, 1608010), (230, 1125607), (322, 804005), (401, 645610), (802, 322805), (805, 321602), (1610, 160801), (2005, 129122), (2807, 92230), (4010, 64561), (5614, 46115), (9223, 28070), (14035, 18446)]