65887040

素因数分解:

$2^6\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1999}}^1$

素因数の和:2119

約数の個数: 56

約数和(自身を含む): 158496000

約数和(自身を除く): 92608960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 103, 160, 206, 320, 412, 515, 824, 1030, 1648, 1999, 2060, 3296, 3998, 4120, 6592, 7996, 8240, 9995, 15992, 16480, 19990, 31984, 32960, 39980, 63968, 79960, 127936, 159920, 205897, 319840, 411794, 639680, 823588, 1029485, 1647176, 2058970, 3294352, 4117940, 6588704, 8235880, 13177408, 16471760, 32943520, 65887040]

約数ペア:

[(1, 65887040), (2, 32943520), (4, 16471760), (5, 13177408), (8, 8235880), (10, 6588704), (16, 4117940), (20, 3294352), (32, 2058970), (40, 1647176), (64, 1029485), (80, 823588), (103, 639680), (160, 411794), (206, 319840), (320, 205897), (412, 159920), (515, 127936), (824, 79960), (1030, 63968), (1648, 39980), (1999, 32960), (2060, 31984), (3296, 19990), (3998, 16480), (4120, 15992), (6592, 9995), (7996, 8240)]