74843920

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{293}}^1$

素因数の和:440

約数の個数: 80

約数和(自身を含む): 181988352

約数和(自身を除く): 107144432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 103, 124, 155, 206, 248, 293, 310, 412, 496, 515, 586, 620, 824, 1030, 1172, 1240, 1465, 1648, 2060, 2344, 2480, 2930, 3193, 4120, 4688, 5860, 6386, 8240, 9083, 11720, 12772, 15965, 18166, 23440, 25544, 30179, 31930, 36332, 45415, 51088, 60358, 63860, 72664, 90830, 120716, 127720, 145328, 150895, 181660, 241432, 255440, 301790, 363320, 482864, 603580, 726640, 935549, 1207160, 1871098, 2414320, 3742196, 4677745, 7484392, 9355490, 14968784, 18710980, 37421960, 74843920]

約数ペア:

[(1, 74843920), (2, 37421960), (4, 18710980), (5, 14968784), (8, 9355490), (10, 7484392), (16, 4677745), (20, 3742196), (31, 2414320), (40, 1871098), (62, 1207160), (80, 935549), (103, 726640), (124, 603580), (155, 482864), (206, 363320), (248, 301790), (293, 255440), (310, 241432), (412, 181660), (496, 150895), (515, 145328), (586, 127720), (620, 120716), (824, 90830), (1030, 72664), (1172, 63860), (1240, 60358), (1465, 51088), (1648, 45415), (2060, 36332), (2344, 31930), (2480, 30179), (2930, 25544), (3193, 23440), (4120, 18166), (4688, 15965), (5860, 12772), (6386, 11720), (8240, 9083)]