16325920

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1$

素因数の和:242

約数の個数: 96

約数和(自身を含む): 42674688

約数和(自身を除く): 26348768

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 47, 52, 65, 80, 94, 104, 130, 160, 167, 188, 208, 235, 260, 334, 376, 416, 470, 520, 611, 668, 752, 835, 940, 1040, 1222, 1336, 1504, 1670, 1880, 2080, 2171, 2444, 2672, 3055, 3340, 3760, 4342, 4888, 5344, 6110, 6680, 7520, 7849, 8684, 9776, 10855, 12220, 13360, 15698, 17368, 19552, 21710, 24440, 26720, 31396, 34736, 39245, 43420, 48880, 62792, 69472, 78490, 86840, 97760, 102037, 125584, 156980, 173680, 204074, 251168, 313960, 347360, 408148, 510185, 627920, 816296, 1020370, 1255840, 1632592, 2040740, 3265184, 4081480, 8162960, 16325920]

約数ペア:

[(1, 16325920), (2, 8162960), (4, 4081480), (5, 3265184), (8, 2040740), (10, 1632592), (13, 1255840), (16, 1020370), (20, 816296), (26, 627920), (32, 510185), (40, 408148), (47, 347360), (52, 313960), (65, 251168), (80, 204074), (94, 173680), (104, 156980), (130, 125584), (160, 102037), (167, 97760), (188, 86840), (208, 78490), (235, 69472), (260, 62792), (334, 48880), (376, 43420), (416, 39245), (470, 34736), (520, 31396), (611, 26720), (668, 24440), (752, 21710), (835, 19552), (940, 17368), (1040, 15698), (1222, 13360), (1336, 12220), (1504, 10855), (1670, 9776), (1880, 8684), (2080, 7849), (2171, 7520), (2444, 6680), (2672, 6110), (3055, 5344), (3340, 4888), (3760, 4342)]