80484836

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:348

約数の個数: 48

約数和(自身を含む): 152913600

約数和(自身を除く): 72428764

約数列:

[1, 2, 4, 19, 38, 73, 76, 89, 146, 163, 178, 292, 326, 356, 652, 1387, 1691, 2774, 3097, 3382, 5548, 6194, 6497, 6764, 11899, 12388, 12994, 14507, 23798, 25988, 29014, 47596, 58028, 123443, 226081, 246886, 275633, 452162, 493772, 551266, 904324, 1059011, 1102532, 2118022, 4236044, 20121209, 40242418, 80484836]

約数ペア:

[(1, 80484836), (2, 40242418), (4, 20121209), (19, 4236044), (38, 2118022), (73, 1102532), (76, 1059011), (89, 904324), (146, 551266), (163, 493772), (178, 452162), (292, 275633), (326, 246886), (356, 226081), (652, 123443), (1387, 58028), (1691, 47596), (2774, 29014), (3097, 25988), (3382, 23798), (5548, 14507), (6194, 12994), (6497, 12388), (6764, 11899)]