49474540

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1\times {\mathrm{181}}^1$

素因数の和:442

約数の個数: 48

約数和(自身を含む): 106404480

約数和(自身を除く): 56929940

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 173, 181, 316, 346, 362, 395, 692, 724, 790, 865, 905, 1580, 1730, 1810, 3460, 3620, 13667, 14299, 27334, 28598, 31313, 54668, 57196, 62626, 68335, 71495, 125252, 136670, 142990, 156565, 273340, 285980, 313130, 626260, 2473727, 4947454, 9894908, 12368635, 24737270, 49474540]

約数ペア:

[(1, 49474540), (2, 24737270), (4, 12368635), (5, 9894908), (10, 4947454), (20, 2473727), (79, 626260), (158, 313130), (173, 285980), (181, 273340), (316, 156565), (346, 142990), (362, 136670), (395, 125252), (692, 71495), (724, 68335), (790, 62626), (865, 57196), (905, 54668), (1580, 31313), (1730, 28598), (1810, 27334), (3460, 14299), (3620, 13667)]