38072500

素因数分解:

$2^2\times 5^4\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:278

約数の個数: 60

約数和(自身を含む): 84651028

約数和(自身を除く): 46578528

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 97, 100, 125, 157, 194, 250, 314, 388, 485, 500, 625, 628, 785, 970, 1250, 1570, 1940, 2425, 2500, 3140, 3925, 4850, 7850, 9700, 12125, 15229, 15700, 19625, 24250, 30458, 39250, 48500, 60625, 60916, 76145, 78500, 98125, 121250, 152290, 196250, 242500, 304580, 380725, 392500, 761450, 1522900, 1903625, 3807250, 7614500, 9518125, 19036250, 38072500]

約数ペア:

[(1, 38072500), (2, 19036250), (4, 9518125), (5, 7614500), (10, 3807250), (20, 1903625), (25, 1522900), (50, 761450), (97, 392500), (100, 380725), (125, 304580), (157, 242500), (194, 196250), (250, 152290), (314, 121250), (388, 98125), (485, 78500), (500, 76145), (625, 60916), (628, 60625), (785, 48500), (970, 39250), (1250, 30458), (1570, 24250), (1940, 19625), (2425, 15700), (2500, 15229), (3140, 12125), (3925, 9700), (4850, 7850)]