99009700

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{419}}^1$

素因数の和:589

約数の個数: 72

約数和(自身を含む): 229672800

約数和(自身を除く): 130663100

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 139, 170, 278, 340, 419, 425, 556, 695, 838, 850, 1390, 1676, 1700, 2095, 2363, 2780, 3475, 4190, 4726, 6950, 7123, 8380, 9452, 10475, 11815, 13900, 14246, 20950, 23630, 28492, 35615, 41900, 47260, 58241, 59075, 71230, 116482, 118150, 142460, 178075, 232964, 236300, 291205, 356150, 582410, 712300, 990097, 1164820, 1456025, 1980194, 2912050, 3960388, 4950485, 5824100, 9900970, 19801940, 24752425, 49504850, 99009700]

約数ペア:

[(1, 99009700), (2, 49504850), (4, 24752425), (5, 19801940), (10, 9900970), (17, 5824100), (20, 4950485), (25, 3960388), (34, 2912050), (50, 1980194), (68, 1456025), (85, 1164820), (100, 990097), (139, 712300), (170, 582410), (278, 356150), (340, 291205), (419, 236300), (425, 232964), (556, 178075), (695, 142460), (838, 118150), (850, 116482), (1390, 71230), (1676, 59075), (1700, 58241), (2095, 47260), (2363, 41900), (2780, 35615), (3475, 28492), (4190, 23630), (4726, 20950), (6950, 14246), (7123, 13900), (8380, 11815), (9452, 10475)]