72780448

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{3301}}^1$

素因数の和:3377

約数の個数: 48

約数和(自身を含む): 157267656

約数和(自身を除く): 84487208

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 53, 104, 106, 208, 212, 416, 424, 689, 848, 1378, 1696, 2756, 3301, 5512, 6602, 11024, 13204, 22048, 26408, 42913, 52816, 85826, 105632, 171652, 174953, 343304, 349906, 686608, 699812, 1373216, 1399624, 2274389, 2799248, 4548778, 5598496, 9097556, 18195112, 36390224, 72780448]

約数ペア:

[(1, 72780448), (2, 36390224), (4, 18195112), (8, 9097556), (13, 5598496), (16, 4548778), (26, 2799248), (32, 2274389), (52, 1399624), (53, 1373216), (104, 699812), (106, 686608), (208, 349906), (212, 343304), (416, 174953), (424, 171652), (689, 105632), (848, 85826), (1378, 52816), (1696, 42913), (2756, 26408), (3301, 22048), (5512, 13204), (6602, 11024)]