6988409840

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1\times {\mathrm{4091}}^1$

素因数の和:4398

約数の個数: 80

約数和(自身を含む): 16476552576

約数和(自身を除く): 9488142736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 163, 262, 326, 524, 652, 655, 815, 1048, 1304, 1310, 1630, 2096, 2608, 2620, 3260, 4091, 5240, 6520, 8182, 10480, 13040, 16364, 20455, 21353, 32728, 40910, 42706, 65456, 81820, 85412, 106765, 163640, 170824, 213530, 327280, 341648, 427060, 535921, 666833, 854120, 1071842, 1333666, 1708240, 2143684, 2667332, 2679605, 3334165, 4287368, 5334664, 5359210, 6668330, 8574736, 10669328, 10718420, 13336660, 21436840, 26673320, 42873680, 53346640, 87355123, 174710246, 349420492, 436775615, 698840984, 873551230, 1397681968, 1747102460, 3494204920, 6988409840]

約数ペア:

[(1, 6988409840), (2, 3494204920), (4, 1747102460), (5, 1397681968), (8, 873551230), (10, 698840984), (16, 436775615), (20, 349420492), (40, 174710246), (80, 87355123), (131, 53346640), (163, 42873680), (262, 26673320), (326, 21436840), (524, 13336660), (652, 10718420), (655, 10669328), (815, 8574736), (1048, 6668330), (1304, 5359210), (1310, 5334664), (1630, 4287368), (2096, 3334165), (2608, 2679605), (2620, 2667332), (3260, 2143684), (4091, 1708240), (5240, 1333666), (6520, 1071842), (8182, 854120), (10480, 666833), (13040, 535921), (16364, 427060), (20455, 341648), (21353, 327280), (32728, 213530), (40910, 170824), (42706, 163640), (65456, 106765), (81820, 85412)]