77182870

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{811}}^1$

素因数の和:1156

約数の個数: 32

約数和(自身を含む): 144055296

約数和(自身を除く): 66872426

約数列:

[1, 2, 5, 10, 31, 62, 155, 307, 310, 614, 811, 1535, 1622, 3070, 4055, 8110, 9517, 19034, 25141, 47585, 50282, 95170, 125705, 248977, 251410, 497954, 1244885, 2489770, 7718287, 15436574, 38591435, 77182870]

約数ペア:

[(1, 77182870), (2, 38591435), (5, 15436574), (10, 7718287), (31, 2489770), (62, 1244885), (155, 497954), (307, 251410), (310, 248977), (614, 125705), (811, 95170), (1535, 50282), (1622, 47585), (3070, 25141), (4055, 19034), (8110, 9517)]