81399792

素因数分解:

$2^4\times 3^1\times {\mathrm{401}}^1\times {\mathrm{4229}}^1$

素因数の和:4641

約数の個数: 40

約数和(自身を含む): 210857040

約数和(自身を除く): 129457248

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 401, 802, 1203, 1604, 2406, 3208, 4229, 4812, 6416, 8458, 9624, 12687, 16916, 19248, 25374, 33832, 50748, 67664, 101496, 202992, 1695829, 3391658, 5087487, 6783316, 10174974, 13566632, 20349948, 27133264, 40699896, 81399792]

約数ペア:

[(1, 81399792), (2, 40699896), (3, 27133264), (4, 20349948), (6, 13566632), (8, 10174974), (12, 6783316), (16, 5087487), (24, 3391658), (48, 1695829), (401, 202992), (802, 101496), (1203, 67664), (1604, 50748), (2406, 33832), (3208, 25374), (4229, 19248), (4812, 16916), (6416, 12687), (8458, 9624)]