128032160

素因数分解:

$2^5\times 5^1\times {\mathrm{181}}^1\times {\mathrm{4421}}^1$

素因数の和:4617

約数の個数: 48

約数和(自身を含む): 304215912

約数和(自身を除く): 176183752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 181, 362, 724, 905, 1448, 1810, 2896, 3620, 4421, 5792, 7240, 8842, 14480, 17684, 22105, 28960, 35368, 44210, 70736, 88420, 141472, 176840, 353680, 707360, 800201, 1600402, 3200804, 4001005, 6401608, 8002010, 12803216, 16004020, 25606432, 32008040, 64016080, 128032160]

約数ペア:

[(1, 128032160), (2, 64016080), (4, 32008040), (5, 25606432), (8, 16004020), (10, 12803216), (16, 8002010), (20, 6401608), (32, 4001005), (40, 3200804), (80, 1600402), (160, 800201), (181, 707360), (362, 353680), (724, 176840), (905, 141472), (1448, 88420), (1810, 70736), (2896, 44210), (3620, 35368), (4421, 28960), (5792, 22105), (7240, 17684), (8842, 14480)]