1821987550

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{8209}}^1$

素因数の和:8437

約数の個数: 48

約数和(自身を含む): 3554995680

約数和(自身を除く): 1733008130

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 115, 193, 230, 386, 575, 965, 1150, 1930, 4439, 4825, 8209, 8878, 9650, 16418, 22195, 41045, 44390, 82090, 110975, 188807, 205225, 221950, 377614, 410450, 944035, 1584337, 1888070, 3168674, 4720175, 7921685, 9440350, 15843370, 36439751, 39608425, 72879502, 79216850, 182198755, 364397510, 910993775, 1821987550]

約数ペア:

[(1, 1821987550), (2, 910993775), (5, 364397510), (10, 182198755), (23, 79216850), (25, 72879502), (46, 39608425), (50, 36439751), (115, 15843370), (193, 9440350), (230, 7921685), (386, 4720175), (575, 3168674), (965, 1888070), (1150, 1584337), (1930, 944035), (4439, 410450), (4825, 377614), (8209, 221950), (8878, 205225), (9650, 188807), (16418, 110975), (22195, 82090), (41045, 44390)]