78665500

素因数分解:

$2^2\times 5^3\times {\mathrm{131}}^1\times {\mathrm{1201}}^1$

素因数の和:1351

約数の個数: 48

約数和(自身を含む): 173261088

約数和(自身を除く): 94595588

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 131, 250, 262, 500, 524, 655, 1201, 1310, 2402, 2620, 3275, 4804, 6005, 6550, 12010, 13100, 16375, 24020, 30025, 32750, 60050, 65500, 120100, 150125, 157331, 300250, 314662, 600500, 629324, 786655, 1573310, 3146620, 3933275, 7866550, 15733100, 19666375, 39332750, 78665500]

約数ペア:

[(1, 78665500), (2, 39332750), (4, 19666375), (5, 15733100), (10, 7866550), (20, 3933275), (25, 3146620), (50, 1573310), (100, 786655), (125, 629324), (131, 600500), (250, 314662), (262, 300250), (500, 157331), (524, 150125), (655, 120100), (1201, 65500), (1310, 60050), (2402, 32750), (2620, 30025), (3275, 24020), (4804, 16375), (6005, 13100), (6550, 12010)]