68975320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1931}}^1$

素因数の和:2008

約数の個数: 64

約数和(自身を含む): 166924800

約数和(自身を除く): 97949480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 47, 76, 94, 95, 152, 188, 190, 235, 376, 380, 470, 760, 893, 940, 1786, 1880, 1931, 3572, 3862, 4465, 7144, 7724, 8930, 9655, 15448, 17860, 19310, 35720, 36689, 38620, 73378, 77240, 90757, 146756, 181514, 183445, 293512, 363028, 366890, 453785, 726056, 733780, 907570, 1467560, 1724383, 1815140, 3448766, 3630280, 6897532, 8621915, 13795064, 17243830, 34487660, 68975320]

約数ペア:

[(1, 68975320), (2, 34487660), (4, 17243830), (5, 13795064), (8, 8621915), (10, 6897532), (19, 3630280), (20, 3448766), (38, 1815140), (40, 1724383), (47, 1467560), (76, 907570), (94, 733780), (95, 726056), (152, 453785), (188, 366890), (190, 363028), (235, 293512), (376, 183445), (380, 181514), (470, 146756), (760, 90757), (893, 77240), (940, 73378), (1786, 38620), (1880, 36689), (1931, 35720), (3572, 19310), (3862, 17860), (4465, 15448), (7144, 9655), (7724, 8930)]