77816580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{16417}}^1$

素因数の和:16508

約数の個数: 48

約数和(自身を含む): 220657920

約数和(自身を除く): 142841340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 158, 237, 316, 395, 474, 790, 948, 1185, 1580, 2370, 4740, 16417, 32834, 49251, 65668, 82085, 98502, 164170, 197004, 246255, 328340, 492510, 985020, 1296943, 2593886, 3890829, 5187772, 6484715, 7781658, 12969430, 15563316, 19454145, 25938860, 38908290, 77816580]

約数ペア:

[(1, 77816580), (2, 38908290), (3, 25938860), (4, 19454145), (5, 15563316), (6, 12969430), (10, 7781658), (12, 6484715), (15, 5187772), (20, 3890829), (30, 2593886), (60, 1296943), (79, 985020), (158, 492510), (237, 328340), (316, 246255), (395, 197004), (474, 164170), (790, 98502), (948, 82085), (1185, 65668), (1580, 49251), (2370, 32834), (4740, 16417)]