197250590

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{25321}}^1$

素因数の和:25388

約数の個数: 32

約数和(自身を含む): 382868640

約数和(自身を除く): 185618050

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 410, 779, 1558, 3895, 7790, 25321, 50642, 126605, 253210, 481099, 962198, 1038161, 2076322, 2405495, 4810990, 5190805, 10381610, 19725059, 39450118, 98625295, 197250590]

約数ペア:

[(1, 197250590), (2, 98625295), (5, 39450118), (10, 19725059), (19, 10381610), (38, 5190805), (41, 4810990), (82, 2405495), (95, 2076322), (190, 1038161), (205, 962198), (410, 481099), (779, 253210), (1558, 126605), (3895, 50642), (7790, 25321)]