319219400

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{51487}}^1$

素因数の和:51534

約数の個数: 48

約数和(自身を含む): 766141440

約数和(自身を除く): 446922040

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 155, 200, 248, 310, 620, 775, 1240, 1550, 3100, 6200, 51487, 102974, 205948, 257435, 411896, 514870, 1029740, 1287175, 1596097, 2059480, 2574350, 3192194, 5148700, 6384388, 7980485, 10297400, 12768776, 15960970, 31921940, 39902425, 63843880, 79804850, 159609700, 319219400]

約数ペア:

[(1, 319219400), (2, 159609700), (4, 79804850), (5, 63843880), (8, 39902425), (10, 31921940), (20, 15960970), (25, 12768776), (31, 10297400), (40, 7980485), (50, 6384388), (62, 5148700), (100, 3192194), (124, 2574350), (155, 2059480), (200, 1596097), (248, 1287175), (310, 1029740), (620, 514870), (775, 411896), (1240, 257435), (1550, 205948), (3100, 102974), (6200, 51487)]