8172364100

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{397}}^1\times {\mathrm{12109}}^1$

素因数の和:12537

約数の個数: 72

約数和(自身を含む): 18826060680

約数和(自身を除く): 10653696580

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 340, 397, 425, 794, 850, 1588, 1700, 1985, 3970, 6749, 7940, 9925, 12109, 13498, 19850, 24218, 26996, 33745, 39700, 48436, 60545, 67490, 121090, 134980, 168725, 205853, 242180, 302725, 337450, 411706, 605450, 674900, 823412, 1029265, 1210900, 2058530, 4117060, 4807273, 5146325, 9614546, 10292650, 19229092, 20585300, 24036365, 48072730, 81723641, 96145460, 120181825, 163447282, 240363650, 326894564, 408618205, 480727300, 817236410, 1634472820, 2043091025, 4086182050, 8172364100]

約数ペア:

[(1, 8172364100), (2, 4086182050), (4, 2043091025), (5, 1634472820), (10, 817236410), (17, 480727300), (20, 408618205), (25, 326894564), (34, 240363650), (50, 163447282), (68, 120181825), (85, 96145460), (100, 81723641), (170, 48072730), (340, 24036365), (397, 20585300), (425, 19229092), (794, 10292650), (850, 9614546), (1588, 5146325), (1700, 4807273), (1985, 4117060), (3970, 2058530), (6749, 1210900), (7940, 1029265), (9925, 823412), (12109, 674900), (13498, 605450), (19850, 411706), (24218, 337450), (26996, 302725), (33745, 242180), (39700, 205853), (48436, 168725), (60545, 134980), (67490, 121090)]