31267075

素因数分解:

$5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:208

約数の個数: 48

約数和(自身を含む): 47050560

約数和(自身を除く): 15783485

約数列:

[1, 5, 7, 25, 29, 35, 61, 101, 145, 175, 203, 305, 427, 505, 707, 725, 1015, 1525, 1769, 2135, 2525, 2929, 3535, 5075, 6161, 8845, 10675, 12383, 14645, 17675, 20503, 30805, 43127, 44225, 61915, 73225, 102515, 154025, 178669, 215635, 309575, 512575, 893345, 1078175, 1250683, 4466725, 6253415, 31267075]

約数ペア:

[(1, 31267075), (5, 6253415), (7, 4466725), (25, 1250683), (29, 1078175), (35, 893345), (61, 512575), (101, 309575), (145, 215635), (175, 178669), (203, 154025), (305, 102515), (427, 73225), (505, 61915), (707, 44225), (725, 43127), (1015, 30805), (1525, 20503), (1769, 17675), (2135, 14645), (2525, 12383), (2929, 10675), (3535, 8845), (5075, 6161)]