61189975

素因数分解:

$5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1$

素因数の和:293

約数の個数: 72

約数和(自身を含む): 101779200

約数和(自身を除く): 40589225

約数列:

[1, 5, 7, 11, 19, 25, 35, 49, 55, 77, 95, 133, 175, 209, 239, 245, 275, 385, 475, 539, 665, 931, 1045, 1195, 1225, 1463, 1673, 1925, 2629, 2695, 3325, 4541, 4655, 5225, 5975, 7315, 8365, 10241, 11711, 13145, 13475, 18403, 22705, 23275, 31787, 36575, 41825, 49951, 51205, 58555, 65725, 92015, 113525, 128821, 158935, 222509, 249755, 256025, 292775, 349657, 460075, 644105, 794675, 1112545, 1248775, 1748285, 2447599, 3220525, 5562725, 8741425, 12237995, 61189975]

約数ペア:

[(1, 61189975), (5, 12237995), (7, 8741425), (11, 5562725), (19, 3220525), (25, 2447599), (35, 1748285), (49, 1248775), (55, 1112545), (77, 794675), (95, 644105), (133, 460075), (175, 349657), (209, 292775), (239, 256025), (245, 249755), (275, 222509), (385, 158935), (475, 128821), (539, 113525), (665, 92015), (931, 65725), (1045, 58555), (1195, 51205), (1225, 49951), (1463, 41825), (1673, 36575), (1925, 31787), (2629, 23275), (2695, 22705), (3325, 18403), (4541, 13475), (4655, 13145), (5225, 11711), (5975, 10241), (7315, 8365)]