88678540

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{269}}^1\times {\mathrm{311}}^1$

素因数の和:642

約数の個数: 48

約数和(自身を含む): 191056320

約数和(自身を除く): 102377780

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 269, 311, 530, 538, 622, 1060, 1076, 1244, 1345, 1555, 2690, 3110, 5380, 6220, 14257, 16483, 28514, 32966, 57028, 65932, 71285, 82415, 83659, 142570, 164830, 167318, 285140, 329660, 334636, 418295, 836590, 1673180, 4433927, 8867854, 17735708, 22169635, 44339270, 88678540]

約数ペア:

[(1, 88678540), (2, 44339270), (4, 22169635), (5, 17735708), (10, 8867854), (20, 4433927), (53, 1673180), (106, 836590), (212, 418295), (265, 334636), (269, 329660), (311, 285140), (530, 167318), (538, 164830), (622, 142570), (1060, 83659), (1076, 82415), (1244, 71285), (1345, 65932), (1555, 57028), (2690, 32966), (3110, 28514), (5380, 16483), (6220, 14257)]