71985485

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1213}}^1$

素因数の和:1325

約数の個数: 32

約数和(自身を含む): 102791808

約数和(自身を除く): 30806323

約数列:

[1, 5, 11, 13, 55, 65, 83, 143, 415, 715, 913, 1079, 1213, 4565, 5395, 6065, 11869, 13343, 15769, 59345, 66715, 78845, 100679, 173459, 503395, 867295, 1107469, 1308827, 5537345, 6544135, 14397097, 71985485]

約数ペア:

[(1, 71985485), (5, 14397097), (11, 6544135), (13, 5537345), (55, 1308827), (65, 1107469), (83, 867295), (143, 503395), (415, 173459), (715, 100679), (913, 78845), (1079, 66715), (1213, 59345), (4565, 15769), (5395, 13343), (6065, 11869)]