42672385

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 64022400

約数和(自身を除く): 21350015

約数列:

[1, 5, 7, 19, 35, 49, 89, 95, 103, 133, 245, 445, 515, 623, 665, 721, 931, 1691, 1957, 3115, 3605, 4361, 4655, 5047, 8455, 9167, 9785, 11837, 13699, 21805, 25235, 45835, 59185, 64169, 68495, 82859, 95893, 174173, 320845, 414295, 449183, 479465, 870865, 1219211, 2245915, 6096055, 8534477, 42672385]

約数ペア:

[(1, 42672385), (5, 8534477), (7, 6096055), (19, 2245915), (35, 1219211), (49, 870865), (89, 479465), (95, 449183), (103, 414295), (133, 320845), (245, 174173), (445, 95893), (515, 82859), (623, 68495), (665, 64169), (721, 59185), (931, 45835), (1691, 25235), (1957, 21805), (3115, 13699), (3605, 11837), (4361, 9785), (4655, 9167), (5047, 8455)]