53988500

素因数分解:

$2^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{5683}}^1$

素因数の和:5721

約数の個数: 48

約数和(自身を含む): 124138560

約数和(自身を除く): 70150060

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 125, 190, 250, 380, 475, 500, 950, 1900, 2375, 4750, 5683, 9500, 11366, 22732, 28415, 56830, 107977, 113660, 142075, 215954, 284150, 431908, 539885, 568300, 710375, 1079770, 1420750, 2159540, 2699425, 2841500, 5398850, 10797700, 13497125, 26994250, 53988500]

約数ペア:

[(1, 53988500), (2, 26994250), (4, 13497125), (5, 10797700), (10, 5398850), (19, 2841500), (20, 2699425), (25, 2159540), (38, 1420750), (50, 1079770), (76, 710375), (95, 568300), (100, 539885), (125, 431908), (190, 284150), (250, 215954), (380, 142075), (475, 113660), (500, 107977), (950, 56830), (1900, 28415), (2375, 22732), (4750, 11366), (5683, 9500)]