7847710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:157

約数の個数: 64

約数和(自身を含む): 16656192

約数和(自身を除く): 8808482

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 53, 65, 67, 85, 106, 130, 134, 170, 221, 265, 335, 442, 530, 670, 689, 871, 901, 1105, 1139, 1378, 1742, 1802, 2210, 2278, 3445, 3551, 4355, 4505, 5695, 6890, 7102, 8710, 9010, 11390, 11713, 14807, 17755, 23426, 29614, 35510, 46163, 58565, 60367, 74035, 92326, 117130, 120734, 148070, 230815, 301835, 461630, 603670, 784771, 1569542, 3923855, 7847710]

約数ペア:

[(1, 7847710), (2, 3923855), (5, 1569542), (10, 784771), (13, 603670), (17, 461630), (26, 301835), (34, 230815), (53, 148070), (65, 120734), (67, 117130), (85, 92326), (106, 74035), (130, 60367), (134, 58565), (170, 46163), (221, 35510), (265, 29614), (335, 23426), (442, 17755), (530, 14807), (670, 11713), (689, 11390), (871, 9010), (901, 8710), (1105, 7102), (1139, 6890), (1378, 5695), (1742, 4505), (1802, 4355), (2210, 3551), (2278, 3445)]