259301960

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^2\times {\mathrm{941}}^1$

素因数の和:1118

約数の個数: 48

約数和(自身を含む): 591170940

約数和(自身を除く): 331868980

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 941, 1660, 1882, 3320, 3764, 4705, 6889, 7528, 9410, 13778, 18820, 27556, 34445, 37640, 55112, 68890, 78103, 137780, 156206, 275560, 312412, 390515, 624824, 781030, 1562060, 3124120, 6482549, 12965098, 25930196, 32412745, 51860392, 64825490, 129650980, 259301960]

約数ペア:

[(1, 259301960), (2, 129650980), (4, 64825490), (5, 51860392), (8, 32412745), (10, 25930196), (20, 12965098), (40, 6482549), (83, 3124120), (166, 1562060), (332, 781030), (415, 624824), (664, 390515), (830, 312412), (941, 275560), (1660, 156206), (1882, 137780), (3320, 78103), (3764, 68890), (4705, 55112), (6889, 37640), (7528, 34445), (9410, 27556), (13778, 18820)]