66333280

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31891}}^1$

素因数の和:31919

約数の個数: 48

約数和(自身を含む): 168772464

約数和(自身を除く): 102439184

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 31891, 63782, 127564, 159455, 255128, 318910, 414583, 510256, 637820, 829166, 1020512, 1275640, 1658332, 2072915, 2551280, 3316664, 4145830, 5102560, 6633328, 8291660, 13266656, 16583320, 33166640, 66333280]

約数ペア:

[(1, 66333280), (2, 33166640), (4, 16583320), (5, 13266656), (8, 8291660), (10, 6633328), (13, 5102560), (16, 4145830), (20, 3316664), (26, 2551280), (32, 2072915), (40, 1658332), (52, 1275640), (65, 1020512), (80, 829166), (104, 637820), (130, 510256), (160, 414583), (208, 318910), (260, 255128), (416, 159455), (520, 127564), (1040, 63782), (2080, 31891)]