64087760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3833}}^1$

素因数の和:3876

約数の個数: 80

約数和(自身を含む): 171149760

約数和(自身を除く): 107062000

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 176, 190, 209, 220, 304, 380, 418, 440, 760, 836, 880, 1045, 1520, 1672, 2090, 3344, 3833, 4180, 7666, 8360, 15332, 16720, 19165, 30664, 38330, 42163, 61328, 72827, 76660, 84326, 145654, 153320, 168652, 210815, 291308, 306640, 337304, 364135, 421630, 582616, 674608, 728270, 801097, 843260, 1165232, 1456540, 1602194, 1686520, 2913080, 3204388, 3373040, 4005485, 5826160, 6408776, 8010970, 12817552, 16021940, 32043880, 64087760]

約数ペア:

[(1, 64087760), (2, 32043880), (4, 16021940), (5, 12817552), (8, 8010970), (10, 6408776), (11, 5826160), (16, 4005485), (19, 3373040), (20, 3204388), (22, 2913080), (38, 1686520), (40, 1602194), (44, 1456540), (55, 1165232), (76, 843260), (80, 801097), (88, 728270), (95, 674608), (110, 582616), (152, 421630), (176, 364135), (190, 337304), (209, 306640), (220, 291308), (304, 210815), (380, 168652), (418, 153320), (440, 145654), (760, 84326), (836, 76660), (880, 72827), (1045, 61328), (1520, 42163), (1672, 38330), (2090, 30664), (3344, 19165), (3833, 16720), (4180, 15332), (7666, 8360)]