64959040

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{11941}}^1$

素因数の和:11975

約数の個数: 56

約数和(自身を含む): 163796472

約数和(自身を除く): 98837432

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 320, 340, 544, 680, 1088, 1360, 2720, 5440, 11941, 23882, 47764, 59705, 95528, 119410, 191056, 202997, 238820, 382112, 405994, 477640, 764224, 811988, 955280, 1014985, 1623976, 1910560, 2029970, 3247952, 3821120, 4059940, 6495904, 8119880, 12991808, 16239760, 32479520, 64959040]

約数ペア:

[(1, 64959040), (2, 32479520), (4, 16239760), (5, 12991808), (8, 8119880), (10, 6495904), (16, 4059940), (17, 3821120), (20, 3247952), (32, 2029970), (34, 1910560), (40, 1623976), (64, 1014985), (68, 955280), (80, 811988), (85, 764224), (136, 477640), (160, 405994), (170, 382112), (272, 238820), (320, 202997), (340, 191056), (544, 119410), (680, 95528), (1088, 59705), (1360, 47764), (2720, 23882), (5440, 11941)]