205989175

素因数分解:

$5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{1097}}^1$

素因数の和:1180

約数の個数: 48

約数和(自身を含む): 310426560

約数和(自身を除く): 104437385

約数列:

[1, 5, 7, 25, 29, 35, 37, 145, 175, 185, 203, 259, 725, 925, 1015, 1073, 1097, 1295, 5075, 5365, 5485, 6475, 7511, 7679, 26825, 27425, 31813, 37555, 38395, 40589, 159065, 187775, 191975, 202945, 222691, 284123, 795325, 1014725, 1113455, 1177081, 1420615, 5567275, 5885405, 7103075, 8239567, 29427025, 41197835, 205989175]

約数ペア:

[(1, 205989175), (5, 41197835), (7, 29427025), (25, 8239567), (29, 7103075), (35, 5885405), (37, 5567275), (145, 1420615), (175, 1177081), (185, 1113455), (203, 1014725), (259, 795325), (725, 284123), (925, 222691), (1015, 202945), (1073, 191975), (1097, 187775), (1295, 159065), (5075, 40589), (5365, 38395), (5485, 37555), (6475, 31813), (7511, 27425), (7679, 26825)]