20078250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{1409}}^1$

素因数の和:1448

約数の個数: 64

約数和(自身を含む): 52790400

約数和(自身を除く): 32712150

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 25, 30, 38, 50, 57, 75, 95, 114, 125, 150, 190, 250, 285, 375, 475, 570, 750, 950, 1409, 1425, 2375, 2818, 2850, 4227, 4750, 7045, 7125, 8454, 14090, 14250, 21135, 26771, 35225, 42270, 53542, 70450, 80313, 105675, 133855, 160626, 176125, 211350, 267710, 352250, 401565, 528375, 669275, 803130, 1056750, 1338550, 2007825, 3346375, 4015650, 6692750, 10039125, 20078250]

約数ペア:

[(1, 20078250), (2, 10039125), (3, 6692750), (5, 4015650), (6, 3346375), (10, 2007825), (15, 1338550), (19, 1056750), (25, 803130), (30, 669275), (38, 528375), (50, 401565), (57, 352250), (75, 267710), (95, 211350), (114, 176125), (125, 160626), (150, 133855), (190, 105675), (250, 80313), (285, 70450), (375, 53542), (475, 42270), (570, 35225), (750, 26771), (950, 21135), (1409, 14250), (1425, 14090), (2375, 8454), (2818, 7125), (2850, 7045), (4227, 4750)]