17123750

素因数分解:

$2^1\times 5^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:151

約数の個数: 80

約数和(自身を含む): 38987520

約数和(自身を除く): 21863770

約数列:

[1, 2, 5, 7, 10, 14, 19, 25, 35, 38, 50, 70, 95, 103, 125, 133, 175, 190, 206, 250, 266, 350, 475, 515, 625, 665, 721, 875, 950, 1030, 1250, 1330, 1442, 1750, 1957, 2375, 2575, 3325, 3605, 3914, 4375, 4750, 5150, 6650, 7210, 8750, 9785, 11875, 12875, 13699, 16625, 18025, 19570, 23750, 25750, 27398, 33250, 36050, 48925, 64375, 68495, 83125, 90125, 97850, 128750, 136990, 166250, 180250, 244625, 342475, 450625, 489250, 684950, 901250, 1223125, 1712375, 2446250, 3424750, 8561875, 17123750]

約数ペア:

[(1, 17123750), (2, 8561875), (5, 3424750), (7, 2446250), (10, 1712375), (14, 1223125), (19, 901250), (25, 684950), (35, 489250), (38, 450625), (50, 342475), (70, 244625), (95, 180250), (103, 166250), (125, 136990), (133, 128750), (175, 97850), (190, 90125), (206, 83125), (250, 68495), (266, 64375), (350, 48925), (475, 36050), (515, 33250), (625, 27398), (665, 25750), (721, 23750), (875, 19570), (950, 18025), (1030, 16625), (1250, 13699), (1330, 12875), (1442, 11875), (1750, 9785), (1957, 8750), (2375, 7210), (2575, 6650), (3325, 5150), (3605, 4750), (3914, 4375)]