31103660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:255

約数の個数: 96

約数和(自身を含む): 79349760

約数和(自身を除く): 48246100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 47, 58, 70, 94, 116, 140, 145, 163, 188, 203, 235, 290, 326, 329, 406, 470, 580, 652, 658, 812, 815, 940, 1015, 1141, 1316, 1363, 1630, 1645, 2030, 2282, 2726, 3260, 3290, 4060, 4564, 4727, 5452, 5705, 6580, 6815, 7661, 9454, 9541, 11410, 13630, 15322, 18908, 19082, 22820, 23635, 27260, 30644, 33089, 38164, 38305, 47270, 47705, 53627, 66178, 76610, 94540, 95410, 107254, 132356, 153220, 165445, 190820, 214508, 222169, 268135, 330890, 444338, 536270, 661780, 888676, 1072540, 1110845, 1555183, 2221690, 3110366, 4443380, 6220732, 7775915, 15551830, 31103660]

約数ペア:

[(1, 31103660), (2, 15551830), (4, 7775915), (5, 6220732), (7, 4443380), (10, 3110366), (14, 2221690), (20, 1555183), (28, 1110845), (29, 1072540), (35, 888676), (47, 661780), (58, 536270), (70, 444338), (94, 330890), (116, 268135), (140, 222169), (145, 214508), (163, 190820), (188, 165445), (203, 153220), (235, 132356), (290, 107254), (326, 95410), (329, 94540), (406, 76610), (470, 66178), (580, 53627), (652, 47705), (658, 47270), (812, 38305), (815, 38164), (940, 33089), (1015, 30644), (1141, 27260), (1316, 23635), (1363, 22820), (1630, 19082), (1645, 18908), (2030, 15322), (2282, 13630), (2726, 11410), (3260, 9541), (3290, 9454), (4060, 7661), (4564, 6815), (4727, 6580), (5452, 5705)]