838496725

素因数分解:

$5^2\times {\mathrm{11}}^3\times {\mathrm{113}}^1\times {\mathrm{223}}^1$

素因数の和:379

約数の個数: 48

約数和(自身を含む): 1158925824

約数和(自身を除く): 320429099

約数列:

[1, 5, 11, 25, 55, 113, 121, 223, 275, 565, 605, 1115, 1243, 1331, 2453, 2825, 3025, 5575, 6215, 6655, 12265, 13673, 25199, 26983, 31075, 33275, 61325, 68365, 125995, 134915, 150403, 277189, 296813, 341825, 629975, 674575, 752015, 1385945, 1484065, 3049079, 3760075, 6929725, 7420325, 15245395, 33539869, 76226975, 167699345, 838496725]

約数ペア:

[(1, 838496725), (5, 167699345), (11, 76226975), (25, 33539869), (55, 15245395), (113, 7420325), (121, 6929725), (223, 3760075), (275, 3049079), (565, 1484065), (605, 1385945), (1115, 752015), (1243, 674575), (1331, 629975), (2453, 341825), (2825, 296813), (3025, 277189), (5575, 150403), (6215, 134915), (6655, 125995), (12265, 68365), (13673, 61325), (25199, 33275), (26983, 31075)]