201381700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1597}}^1$

素因数の和:1721

約数の個数: 72

約数和(自身を含む): 475762952

約数和(自身を除く): 274381252

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 97, 100, 130, 194, 260, 325, 388, 485, 650, 970, 1261, 1300, 1597, 1940, 2425, 2522, 3194, 4850, 5044, 6305, 6388, 7985, 9700, 12610, 15970, 20761, 25220, 31525, 31940, 39925, 41522, 63050, 79850, 83044, 103805, 126100, 154909, 159700, 207610, 309818, 415220, 519025, 619636, 774545, 1038050, 1549090, 2013817, 2076100, 3098180, 3872725, 4027634, 7745450, 8055268, 10069085, 15490900, 20138170, 40276340, 50345425, 100690850, 201381700]

約数ペア:

[(1, 201381700), (2, 100690850), (4, 50345425), (5, 40276340), (10, 20138170), (13, 15490900), (20, 10069085), (25, 8055268), (26, 7745450), (50, 4027634), (52, 3872725), (65, 3098180), (97, 2076100), (100, 2013817), (130, 1549090), (194, 1038050), (260, 774545), (325, 619636), (388, 519025), (485, 415220), (650, 309818), (970, 207610), (1261, 159700), (1300, 154909), (1597, 126100), (1940, 103805), (2425, 83044), (2522, 79850), (3194, 63050), (4850, 41522), (5044, 39925), (6305, 31940), (6388, 31525), (7985, 25220), (9700, 20761), (12610, 15970)]