72943660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{10103}}^1$

素因数の和:10150

約数の個数: 36

約数和(自身を含む): 161684208

約数和(自身を除く): 88740548

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1805, 3610, 7220, 10103, 20206, 40412, 50515, 101030, 191957, 202060, 383914, 767828, 959785, 1919570, 3647183, 3839140, 7294366, 14588732, 18235915, 36471830, 72943660]

約数ペア:

[(1, 72943660), (2, 36471830), (4, 18235915), (5, 14588732), (10, 7294366), (19, 3839140), (20, 3647183), (38, 1919570), (76, 959785), (95, 767828), (190, 383914), (361, 202060), (380, 191957), (722, 101030), (1444, 50515), (1805, 40412), (3610, 20206), (7220, 10103)]