28901150

素因数分解:

$2^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:269

約数の個数: 48

約数和(自身を含む): 55777680

約数和(自身を除く): 26876530

約数列:

[1, 2, 5, 10, 25, 50, 59, 97, 101, 118, 194, 202, 295, 485, 505, 590, 970, 1010, 1475, 2425, 2525, 2950, 4850, 5050, 5723, 5959, 9797, 11446, 11918, 19594, 28615, 29795, 48985, 57230, 59590, 97970, 143075, 148975, 244925, 286150, 297950, 489850, 578023, 1156046, 2890115, 5780230, 14450575, 28901150]

約数ペア:

[(1, 28901150), (2, 14450575), (5, 5780230), (10, 2890115), (25, 1156046), (50, 578023), (59, 489850), (97, 297950), (101, 286150), (118, 244925), (194, 148975), (202, 143075), (295, 97970), (485, 59590), (505, 57230), (590, 48985), (970, 29795), (1010, 28615), (1475, 19594), (2425, 11918), (2525, 11446), (2950, 9797), (4850, 5959), (5050, 5723)]