78381268

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{1237}}^1$

素因数の和:1352

約数の個数: 48

約数和(自身を含む): 164168704

約数和(自身を除く): 85787436

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 73, 124, 146, 217, 292, 434, 511, 868, 1022, 1237, 2044, 2263, 2474, 4526, 4948, 8659, 9052, 15841, 17318, 31682, 34636, 38347, 63364, 76694, 90301, 153388, 180602, 268429, 361204, 536858, 632107, 1073716, 1264214, 2528428, 2799331, 5598662, 11197324, 19595317, 39190634, 78381268]

約数ペア:

[(1, 78381268), (2, 39190634), (4, 19595317), (7, 11197324), (14, 5598662), (28, 2799331), (31, 2528428), (62, 1264214), (73, 1073716), (124, 632107), (146, 536858), (217, 361204), (292, 268429), (434, 180602), (511, 153388), (868, 90301), (1022, 76694), (1237, 63364), (2044, 38347), (2263, 34636), (2474, 31682), (4526, 17318), (4948, 15841), (8659, 9052)]