647490016

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{3877}}^1$

素因数の和:4211

約数の個数: 48

約数和(自身を含む): 1354476816

約数和(自身を除く): 706986800

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 307, 544, 614, 1228, 2456, 3877, 4912, 5219, 7754, 9824, 10438, 15508, 20876, 31016, 41752, 62032, 65909, 83504, 124064, 131818, 167008, 263636, 527272, 1054544, 1190239, 2109088, 2380478, 4760956, 9521912, 19043824, 20234063, 38087648, 40468126, 80936252, 161872504, 323745008, 647490016]

約数ペア:

[(1, 647490016), (2, 323745008), (4, 161872504), (8, 80936252), (16, 40468126), (17, 38087648), (32, 20234063), (34, 19043824), (68, 9521912), (136, 4760956), (272, 2380478), (307, 2109088), (544, 1190239), (614, 1054544), (1228, 527272), (2456, 263636), (3877, 167008), (4912, 131818), (5219, 124064), (7754, 83504), (9824, 65909), (10438, 62032), (15508, 41752), (20876, 31016)]