51794480

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{15791}}^1$

素因数の和:15845

約数の個数: 40

約数和(自身を含む): 123367104

約数和(自身を除く): 71572624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 15791, 31582, 63164, 78955, 126328, 157910, 252656, 315820, 631640, 647431, 1263280, 1294862, 2589724, 3237155, 5179448, 6474310, 10358896, 12948620, 25897240, 51794480]

約数ペア:

[(1, 51794480), (2, 25897240), (4, 12948620), (5, 10358896), (8, 6474310), (10, 5179448), (16, 3237155), (20, 2589724), (40, 1294862), (41, 1263280), (80, 647431), (82, 631640), (164, 315820), (205, 252656), (328, 157910), (410, 126328), (656, 78955), (820, 63164), (1640, 31582), (3280, 15791)]