195398210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{661}}^1$

素因数の和:819

約数の個数: 64

約数和(自身を含む): 416392704

約数和(自身を除く): 220994494

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 103, 205, 206, 287, 410, 515, 574, 661, 721, 1030, 1322, 1435, 1442, 2870, 3305, 3605, 4223, 4627, 6610, 7210, 8446, 9254, 21115, 23135, 27101, 29561, 42230, 46270, 54202, 59122, 68083, 135505, 136166, 147805, 189707, 271010, 295610, 340415, 379414, 476581, 680830, 948535, 953162, 1897070, 2382905, 2791403, 4765810, 5582806, 13957015, 19539821, 27914030, 39079642, 97699105, 195398210]

約数ペア:

[(1, 195398210), (2, 97699105), (5, 39079642), (7, 27914030), (10, 19539821), (14, 13957015), (35, 5582806), (41, 4765810), (70, 2791403), (82, 2382905), (103, 1897070), (205, 953162), (206, 948535), (287, 680830), (410, 476581), (515, 379414), (574, 340415), (661, 295610), (721, 271010), (1030, 189707), (1322, 147805), (1435, 136166), (1442, 135505), (2870, 68083), (3305, 59122), (3605, 54202), (4223, 46270), (4627, 42230), (6610, 29561), (7210, 27101), (8446, 23135), (9254, 21115)]