71728590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{157}}^2$

素因数の和:421

約数の個数: 48

約数和(自身を含む): 175038192

約数和(自身を除く): 103309602

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 97, 157, 194, 291, 314, 471, 485, 582, 785, 942, 970, 1455, 1570, 2355, 2910, 4710, 15229, 24649, 30458, 45687, 49298, 73947, 76145, 91374, 123245, 147894, 152290, 228435, 246490, 369735, 456870, 739470, 2390953, 4781906, 7172859, 11954765, 14345718, 23909530, 35864295, 71728590]

約数ペア:

[(1, 71728590), (2, 35864295), (3, 23909530), (5, 14345718), (6, 11954765), (10, 7172859), (15, 4781906), (30, 2390953), (97, 739470), (157, 456870), (194, 369735), (291, 246490), (314, 228435), (471, 152290), (485, 147894), (582, 123245), (785, 91374), (942, 76145), (970, 73947), (1455, 49298), (1570, 45687), (2355, 30458), (2910, 24649), (4710, 15229)]