156913199980

素因数分解:

$2^2\times 5^1\times {\mathrm{709}}^1\times {\mathrm{11065811}}^1$

素因数の和:11066529

約数の個数: 24

約数和(自身を含む): 329982513840

約数和(自身を除く): 173069313860

約数列:

[1, 2, 4, 5, 10, 20, 709, 1418, 2836, 3545, 7090, 14180, 11065811, 22131622, 44263244, 55329055, 110658110, 221316220, 7845659999, 15691319998, 31382639996, 39228299995, 78456599990, 156913199980]

約数ペア:

[(1, 156913199980), (2, 78456599990), (4, 39228299995), (5, 31382639996), (10, 15691319998), (20, 7845659999), (709, 221316220), (1418, 110658110), (2836, 55329055), (3545, 44263244), (7090, 22131622), (14180, 11065811)]