53897840

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1$

素因数の和:358

約数の個数: 80

約数和(自身を含む): 131229696

約数和(自身を除く): 77331856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 103, 124, 155, 206, 211, 248, 310, 412, 422, 496, 515, 620, 824, 844, 1030, 1055, 1240, 1648, 1688, 2060, 2110, 2480, 3193, 3376, 4120, 4220, 6386, 6541, 8240, 8440, 12772, 13082, 15965, 16880, 21733, 25544, 26164, 31930, 32705, 43466, 51088, 52328, 63860, 65410, 86932, 104656, 108665, 127720, 130820, 173864, 217330, 255440, 261640, 347728, 434660, 523280, 673723, 869320, 1347446, 1738640, 2694892, 3368615, 5389784, 6737230, 10779568, 13474460, 26948920, 53897840]

約数ペア:

[(1, 53897840), (2, 26948920), (4, 13474460), (5, 10779568), (8, 6737230), (10, 5389784), (16, 3368615), (20, 2694892), (31, 1738640), (40, 1347446), (62, 869320), (80, 673723), (103, 523280), (124, 434660), (155, 347728), (206, 261640), (211, 255440), (248, 217330), (310, 173864), (412, 130820), (422, 127720), (496, 108665), (515, 104656), (620, 86932), (824, 65410), (844, 63860), (1030, 52328), (1055, 51088), (1240, 43466), (1648, 32705), (1688, 31930), (2060, 26164), (2110, 25544), (2480, 21733), (3193, 16880), (3376, 15965), (4120, 13082), (4220, 12772), (6386, 8440), (6541, 8240)]