31441670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{347}}^1$

素因数の和:425

約数の個数: 64

約数和(自身を含む): 66298176

約数和(自身を除く): 34856506

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 41, 65, 82, 85, 130, 170, 205, 221, 347, 410, 442, 533, 694, 697, 1066, 1105, 1394, 1735, 2210, 2665, 3470, 3485, 4511, 5330, 5899, 6970, 9022, 9061, 11798, 14227, 18122, 22555, 28454, 29495, 45110, 45305, 58990, 71135, 76687, 90610, 142270, 153374, 184951, 241859, 369902, 383435, 483718, 766870, 924755, 1209295, 1849510, 2418590, 3144167, 6288334, 15720835, 31441670]

約数ペア:

[(1, 31441670), (2, 15720835), (5, 6288334), (10, 3144167), (13, 2418590), (17, 1849510), (26, 1209295), (34, 924755), (41, 766870), (65, 483718), (82, 383435), (85, 369902), (130, 241859), (170, 184951), (205, 153374), (221, 142270), (347, 90610), (410, 76687), (442, 71135), (533, 58990), (694, 45305), (697, 45110), (1066, 29495), (1105, 28454), (1394, 22555), (1735, 18122), (2210, 14227), (2665, 11798), (3470, 9061), (3485, 9022), (4511, 6970), (5330, 5899)]