19031250

素因数分解:

$2^1\times 3^1\times 5^6\times 7^1\times {\mathrm{29}}^1$

素因数の和:71

約数の個数: 112

約数和(自身を含む): 56249280

約数和(自身を除く): 37218030

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 29, 30, 35, 42, 50, 58, 70, 75, 87, 105, 125, 145, 150, 174, 175, 203, 210, 250, 290, 350, 375, 406, 435, 525, 609, 625, 725, 750, 870, 875, 1015, 1050, 1218, 1250, 1450, 1750, 1875, 2030, 2175, 2625, 3045, 3125, 3625, 3750, 4350, 4375, 5075, 5250, 6090, 6250, 7250, 8750, 9375, 10150, 10875, 13125, 15225, 15625, 18125, 18750, 21750, 21875, 25375, 26250, 30450, 31250, 36250, 43750, 46875, 50750, 54375, 65625, 76125, 90625, 93750, 108750, 109375, 126875, 131250, 152250, 181250, 218750, 253750, 271875, 328125, 380625, 453125, 543750, 634375, 656250, 761250, 906250, 1268750, 1359375, 1903125, 2718750, 3171875, 3806250, 6343750, 9515625, 19031250]

約数ペア:

[(1, 19031250), (2, 9515625), (3, 6343750), (5, 3806250), (6, 3171875), (7, 2718750), (10, 1903125), (14, 1359375), (15, 1268750), (21, 906250), (25, 761250), (29, 656250), (30, 634375), (35, 543750), (42, 453125), (50, 380625), (58, 328125), (70, 271875), (75, 253750), (87, 218750), (105, 181250), (125, 152250), (145, 131250), (150, 126875), (174, 109375), (175, 108750), (203, 93750), (210, 90625), (250, 76125), (290, 65625), (350, 54375), (375, 50750), (406, 46875), (435, 43750), (525, 36250), (609, 31250), (625, 30450), (725, 26250), (750, 25375), (870, 21875), (875, 21750), (1015, 18750), (1050, 18125), (1218, 15625), (1250, 15225), (1450, 13125), (1750, 10875), (1875, 10150), (2030, 9375), (2175, 8750), (2625, 7250), (3045, 6250), (3125, 6090), (3625, 5250), (3750, 5075), (4350, 4375)]