31976950

素因数分解:

$2^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:301

約数の個数: 48

約数和(自身を含む): 61871040

約数和(自身を除く): 29894090

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 107, 139, 214, 215, 278, 430, 535, 695, 1070, 1075, 1390, 2150, 2675, 3475, 4601, 5350, 5977, 6950, 9202, 11954, 14873, 23005, 29746, 29885, 46010, 59770, 74365, 115025, 148730, 149425, 230050, 298850, 371825, 639539, 743650, 1279078, 3197695, 6395390, 15988475, 31976950]

約数ペア:

[(1, 31976950), (2, 15988475), (5, 6395390), (10, 3197695), (25, 1279078), (43, 743650), (50, 639539), (86, 371825), (107, 298850), (139, 230050), (214, 149425), (215, 148730), (278, 115025), (430, 74365), (535, 59770), (695, 46010), (1070, 29885), (1075, 29746), (1390, 23005), (2150, 14873), (2675, 11954), (3475, 9202), (4601, 6950), (5350, 5977)]