74817980

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{70583}}^1$

素因数の和:70645

約数の個数: 24

約数和(自身を含む): 160084512

約数和(自身を除く): 85266532

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 70583, 141166, 282332, 352915, 705830, 1411660, 3740899, 7481798, 14963596, 18704495, 37408990, 74817980]

約数ペア:

[(1, 74817980), (2, 37408990), (4, 18704495), (5, 14963596), (10, 7481798), (20, 3740899), (53, 1411660), (106, 705830), (212, 352915), (265, 282332), (530, 141166), (1060, 70583)]