1000216900

素因数分解:

$2^2\times 5^2\times {\mathrm{163}}^1\times {\mathrm{61363}}^1$

素因数の和:61540

約数の個数: 36

約数和(自身を含む): 2183822032

約数和(自身を除く): 1183605132

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 163, 326, 652, 815, 1630, 3260, 4075, 8150, 16300, 61363, 122726, 245452, 306815, 613630, 1227260, 1534075, 3068150, 6136300, 10002169, 20004338, 40008676, 50010845, 100021690, 200043380, 250054225, 500108450, 1000216900]

約数ペア:

[(1, 1000216900), (2, 500108450), (4, 250054225), (5, 200043380), (10, 100021690), (20, 50010845), (25, 40008676), (50, 20004338), (100, 10002169), (163, 6136300), (326, 3068150), (652, 1534075), (815, 1227260), (1630, 613630), (3260, 306815), (4075, 245452), (8150, 122726), (16300, 61363)]