20163750

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{283}}^1$

素因数の和:327

約数の個数: 80

約数和(自身を含む): 53232960

約数和(自身を除く): 33069210

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 25, 30, 38, 50, 57, 75, 95, 114, 125, 150, 190, 250, 283, 285, 375, 475, 566, 570, 625, 750, 849, 950, 1250, 1415, 1425, 1698, 1875, 2375, 2830, 2850, 3750, 4245, 4750, 5377, 7075, 7125, 8490, 10754, 11875, 14150, 14250, 16131, 21225, 23750, 26885, 32262, 35375, 35625, 42450, 53770, 70750, 71250, 80655, 106125, 134425, 161310, 176875, 212250, 268850, 353750, 403275, 530625, 672125, 806550, 1061250, 1344250, 2016375, 3360625, 4032750, 6721250, 10081875, 20163750]

約数ペア:

[(1, 20163750), (2, 10081875), (3, 6721250), (5, 4032750), (6, 3360625), (10, 2016375), (15, 1344250), (19, 1061250), (25, 806550), (30, 672125), (38, 530625), (50, 403275), (57, 353750), (75, 268850), (95, 212250), (114, 176875), (125, 161310), (150, 134425), (190, 106125), (250, 80655), (283, 71250), (285, 70750), (375, 53770), (475, 42450), (566, 35625), (570, 35375), (625, 32262), (750, 26885), (849, 23750), (950, 21225), (1250, 16131), (1415, 14250), (1425, 14150), (1698, 11875), (1875, 10754), (2375, 8490), (2830, 7125), (2850, 7075), (3750, 5377), (4245, 4750)]