199800550

素因数分解:

$2^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{761}}^1$

素因数の和:921

約数の個数: 48

約数和(自身を含む): 382676400

約数和(自身を除く): 182875850

約数列:

[1, 2, 5, 10, 25, 50, 59, 89, 118, 178, 295, 445, 590, 761, 890, 1475, 1522, 2225, 2950, 3805, 4450, 5251, 7610, 10502, 19025, 26255, 38050, 44899, 52510, 67729, 89798, 131275, 135458, 224495, 262550, 338645, 448990, 677290, 1122475, 1693225, 2244950, 3386450, 3996011, 7992022, 19980055, 39960110, 99900275, 199800550]

約数ペア:

[(1, 199800550), (2, 99900275), (5, 39960110), (10, 19980055), (25, 7992022), (50, 3996011), (59, 3386450), (89, 2244950), (118, 1693225), (178, 1122475), (295, 677290), (445, 448990), (590, 338645), (761, 262550), (890, 224495), (1475, 135458), (1522, 131275), (2225, 89798), (2950, 67729), (3805, 52510), (4450, 44899), (5251, 38050), (7610, 26255), (10502, 19025)]