51521250

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{1249}}^1$

素因数の和:1285

約数の個数: 80

約数和(自身を含む): 140580000

約数和(自身を除く): 89058750

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 50, 55, 66, 75, 110, 125, 150, 165, 250, 275, 330, 375, 550, 625, 750, 825, 1249, 1250, 1375, 1650, 1875, 2498, 2750, 3747, 3750, 4125, 6245, 6875, 7494, 8250, 12490, 13739, 13750, 18735, 20625, 27478, 31225, 37470, 41217, 41250, 62450, 68695, 82434, 93675, 137390, 156125, 187350, 206085, 312250, 343475, 412170, 468375, 686950, 780625, 936750, 1030425, 1561250, 1717375, 2060850, 2341875, 3434750, 4683750, 5152125, 8586875, 10304250, 17173750, 25760625, 51521250]

約数ペア:

[(1, 51521250), (2, 25760625), (3, 17173750), (5, 10304250), (6, 8586875), (10, 5152125), (11, 4683750), (15, 3434750), (22, 2341875), (25, 2060850), (30, 1717375), (33, 1561250), (50, 1030425), (55, 936750), (66, 780625), (75, 686950), (110, 468375), (125, 412170), (150, 343475), (165, 312250), (250, 206085), (275, 187350), (330, 156125), (375, 137390), (550, 93675), (625, 82434), (750, 68695), (825, 62450), (1249, 41250), (1250, 41217), (1375, 37470), (1650, 31225), (1875, 27478), (2498, 20625), (2750, 18735), (3747, 13750), (3750, 13739), (4125, 12490), (6245, 8250), (6875, 7494)]