79324720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^2\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:167

約数の個数: 120

約数和(自身を含む): 202826304

約数和(自身を除く): 123501584

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 47, 68, 73, 80, 85, 94, 136, 146, 170, 188, 235, 272, 289, 292, 340, 365, 376, 470, 578, 584, 680, 730, 752, 799, 940, 1156, 1168, 1241, 1360, 1445, 1460, 1598, 1880, 2312, 2482, 2890, 2920, 3196, 3431, 3760, 3995, 4624, 4964, 5780, 5840, 6205, 6392, 6862, 7990, 9928, 11560, 12410, 12784, 13583, 13724, 15980, 17155, 19856, 21097, 23120, 24820, 27166, 27448, 31960, 34310, 42194, 49640, 54332, 54896, 58327, 63920, 67915, 68620, 84388, 99280, 105485, 108664, 116654, 135830, 137240, 168776, 210970, 217328, 233308, 271660, 274480, 291635, 337552, 421940, 466616, 543320, 583270, 843880, 933232, 991559, 1086640, 1166540, 1687760, 1983118, 2333080, 3966236, 4666160, 4957795, 7932472, 9915590, 15864944, 19831180, 39662360, 79324720]

約数ペア:

[(1, 79324720), (2, 39662360), (4, 19831180), (5, 15864944), (8, 9915590), (10, 7932472), (16, 4957795), (17, 4666160), (20, 3966236), (34, 2333080), (40, 1983118), (47, 1687760), (68, 1166540), (73, 1086640), (80, 991559), (85, 933232), (94, 843880), (136, 583270), (146, 543320), (170, 466616), (188, 421940), (235, 337552), (272, 291635), (289, 274480), (292, 271660), (340, 233308), (365, 217328), (376, 210970), (470, 168776), (578, 137240), (584, 135830), (680, 116654), (730, 108664), (752, 105485), (799, 99280), (940, 84388), (1156, 68620), (1168, 67915), (1241, 63920), (1360, 58327), (1445, 54896), (1460, 54332), (1598, 49640), (1880, 42194), (2312, 34310), (2482, 31960), (2890, 27448), (2920, 27166), (3196, 24820), (3431, 23120), (3760, 21097), (3995, 19856), (4624, 17155), (4964, 15980), (5780, 13724), (5840, 13583), (6205, 12784), (6392, 12410), (6862, 11560), (7990, 9928)]