31957940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:201

約数の個数: 96

約数和(自身を含む): 80559360

約数和(自身を除く): 48601420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 59, 70, 73, 106, 118, 140, 146, 212, 236, 265, 292, 295, 365, 371, 413, 511, 530, 590, 730, 742, 826, 1022, 1060, 1180, 1460, 1484, 1652, 1855, 2044, 2065, 2555, 3127, 3710, 3869, 4130, 4307, 5110, 6254, 7420, 7738, 8260, 8614, 10220, 12508, 15476, 15635, 17228, 19345, 21535, 21889, 27083, 30149, 31270, 38690, 43070, 43778, 54166, 60298, 62540, 77380, 86140, 87556, 108332, 109445, 120596, 135415, 150745, 218890, 228271, 270830, 301490, 437780, 456542, 541660, 602980, 913084, 1141355, 1597897, 2282710, 3195794, 4565420, 6391588, 7989485, 15978970, 31957940]

約数ペア:

[(1, 31957940), (2, 15978970), (4, 7989485), (5, 6391588), (7, 4565420), (10, 3195794), (14, 2282710), (20, 1597897), (28, 1141355), (35, 913084), (53, 602980), (59, 541660), (70, 456542), (73, 437780), (106, 301490), (118, 270830), (140, 228271), (146, 218890), (212, 150745), (236, 135415), (265, 120596), (292, 109445), (295, 108332), (365, 87556), (371, 86140), (413, 77380), (511, 62540), (530, 60298), (590, 54166), (730, 43778), (742, 43070), (826, 38690), (1022, 31270), (1060, 30149), (1180, 27083), (1460, 21889), (1484, 21535), (1652, 19345), (1855, 17228), (2044, 15635), (2065, 15476), (2555, 12508), (3127, 10220), (3710, 8614), (3869, 8260), (4130, 7738), (4307, 7420), (5110, 6254)]