122125000

素因数分解:

$2^3\times 5^6\times {\mathrm{977}}^1$

素因数の和:1013

約数の個数: 56

約数和(自身を含む): 286519770

約数和(自身を除く): 164394770

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 625, 977, 1000, 1250, 1954, 2500, 3125, 3908, 4885, 5000, 6250, 7816, 9770, 12500, 15625, 19540, 24425, 25000, 31250, 39080, 48850, 62500, 97700, 122125, 125000, 195400, 244250, 488500, 610625, 977000, 1221250, 2442500, 3053125, 4885000, 6106250, 12212500, 15265625, 24425000, 30531250, 61062500, 122125000]

約数ペア:

[(1, 122125000), (2, 61062500), (4, 30531250), (5, 24425000), (8, 15265625), (10, 12212500), (20, 6106250), (25, 4885000), (40, 3053125), (50, 2442500), (100, 1221250), (125, 977000), (200, 610625), (250, 488500), (500, 244250), (625, 195400), (977, 125000), (1000, 122125), (1250, 97700), (1954, 62500), (2500, 48850), (3125, 39080), (3908, 31250), (4885, 25000), (5000, 24425), (6250, 19540), (7816, 15625), (9770, 12500)]