64175680

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1$

素因数の和:332

約数の個数: 112

約数和(自身を含む): 165908736

約数和(自身を除く): 101733056

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 47, 64, 68, 80, 85, 94, 136, 160, 170, 188, 235, 251, 272, 320, 340, 376, 470, 502, 544, 680, 752, 799, 940, 1004, 1088, 1255, 1360, 1504, 1598, 1880, 2008, 2510, 2720, 3008, 3196, 3760, 3995, 4016, 4267, 5020, 5440, 6392, 7520, 7990, 8032, 8534, 10040, 11797, 12784, 15040, 15980, 16064, 17068, 20080, 21335, 23594, 25568, 31960, 34136, 40160, 42670, 47188, 51136, 58985, 63920, 68272, 80320, 85340, 94376, 117970, 127840, 136544, 170680, 188752, 200549, 235940, 255680, 273088, 341360, 377504, 401098, 471880, 682720, 755008, 802196, 943760, 1002745, 1365440, 1604392, 1887520, 2005490, 3208784, 3775040, 4010980, 6417568, 8021960, 12835136, 16043920, 32087840, 64175680]

約数ペア:

[(1, 64175680), (2, 32087840), (4, 16043920), (5, 12835136), (8, 8021960), (10, 6417568), (16, 4010980), (17, 3775040), (20, 3208784), (32, 2005490), (34, 1887520), (40, 1604392), (47, 1365440), (64, 1002745), (68, 943760), (80, 802196), (85, 755008), (94, 682720), (136, 471880), (160, 401098), (170, 377504), (188, 341360), (235, 273088), (251, 255680), (272, 235940), (320, 200549), (340, 188752), (376, 170680), (470, 136544), (502, 127840), (544, 117970), (680, 94376), (752, 85340), (799, 80320), (940, 68272), (1004, 63920), (1088, 58985), (1255, 51136), (1360, 47188), (1504, 42670), (1598, 40160), (1880, 34136), (2008, 31960), (2510, 25568), (2720, 23594), (3008, 21335), (3196, 20080), (3760, 17068), (3995, 16064), (4016, 15980), (4267, 15040), (5020, 12784), (5440, 11797), (6392, 10040), (7520, 8534), (7990, 8032)]