74484880

素因数分解:

$2^4\times 5^1\times {\mathrm{541}}^1\times {\mathrm{1721}}^1$

素因数の和:2275

約数の個数: 40

約数和(自身を含む): 173598264

約数和(自身を除く): 99113384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 541, 1082, 1721, 2164, 2705, 3442, 4328, 5410, 6884, 8605, 8656, 10820, 13768, 17210, 21640, 27536, 34420, 43280, 68840, 137680, 931061, 1862122, 3724244, 4655305, 7448488, 9310610, 14896976, 18621220, 37242440, 74484880]

約数ペア:

[(1, 74484880), (2, 37242440), (4, 18621220), (5, 14896976), (8, 9310610), (10, 7448488), (16, 4655305), (20, 3724244), (40, 1862122), (80, 931061), (541, 137680), (1082, 68840), (1721, 43280), (2164, 34420), (2705, 27536), (3442, 21640), (4328, 17210), (5410, 13768), (6884, 10820), (8605, 8656)]