12278750

素因数分解:

$2^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:99

約数の個数: 80

約数和(自身を含む): 26991360

約数和(自身を除く): 14712610

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 47, 50, 55, 94, 95, 110, 125, 190, 209, 235, 250, 275, 418, 470, 475, 517, 550, 625, 893, 950, 1034, 1045, 1175, 1250, 1375, 1786, 2090, 2350, 2375, 2585, 2750, 4465, 4750, 5170, 5225, 5875, 6875, 8930, 9823, 10450, 11750, 11875, 12925, 13750, 19646, 22325, 23750, 25850, 26125, 29375, 44650, 49115, 52250, 58750, 64625, 98230, 111625, 129250, 130625, 223250, 245575, 261250, 323125, 491150, 558125, 646250, 1116250, 1227875, 2455750, 6139375, 12278750]

約数ペア:

[(1, 12278750), (2, 6139375), (5, 2455750), (10, 1227875), (11, 1116250), (19, 646250), (22, 558125), (25, 491150), (38, 323125), (47, 261250), (50, 245575), (55, 223250), (94, 130625), (95, 129250), (110, 111625), (125, 98230), (190, 64625), (209, 58750), (235, 52250), (250, 49115), (275, 44650), (418, 29375), (470, 26125), (475, 25850), (517, 23750), (550, 22325), (625, 19646), (893, 13750), (950, 12925), (1034, 11875), (1045, 11750), (1175, 10450), (1250, 9823), (1375, 8930), (1786, 6875), (2090, 5875), (2350, 5225), (2375, 5170), (2585, 4750), (2750, 4465)]