73409480

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{257}}^1$

素因数の和:498

約数の個数: 64

約数和(自身を含む): 171177840

約数和(自身を除く): 97768360

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 193, 257, 296, 370, 386, 514, 740, 772, 965, 1028, 1285, 1480, 1544, 1930, 2056, 2570, 3860, 5140, 7141, 7720, 9509, 10280, 14282, 19018, 28564, 35705, 38036, 47545, 49601, 57128, 71410, 76072, 95090, 99202, 142820, 190180, 198404, 248005, 285640, 380360, 396808, 496010, 992020, 1835237, 1984040, 3670474, 7340948, 9176185, 14681896, 18352370, 36704740, 73409480]

約数ペア:

[(1, 73409480), (2, 36704740), (4, 18352370), (5, 14681896), (8, 9176185), (10, 7340948), (20, 3670474), (37, 1984040), (40, 1835237), (74, 992020), (148, 496010), (185, 396808), (193, 380360), (257, 285640), (296, 248005), (370, 198404), (386, 190180), (514, 142820), (740, 99202), (772, 95090), (965, 76072), (1028, 71410), (1285, 57128), (1480, 49601), (1544, 47545), (1930, 38036), (2056, 35705), (2570, 28564), (3860, 19018), (5140, 14282), (7141, 10280), (7720, 9509)]