155480780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{85429}}^1$

素因数の和:85458

約数の個数: 48

約数和(自身を含む): 401862720

約数和(自身を除く): 246381940

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 85429, 170858, 341716, 427145, 598003, 854290, 1110577, 1196006, 1708580, 2221154, 2392012, 2990015, 4442308, 5552885, 5980030, 7774039, 11105770, 11960060, 15548078, 22211540, 31096156, 38870195, 77740390, 155480780]

約数ペア:

[(1, 155480780), (2, 77740390), (4, 38870195), (5, 31096156), (7, 22211540), (10, 15548078), (13, 11960060), (14, 11105770), (20, 7774039), (26, 5980030), (28, 5552885), (35, 4442308), (52, 2990015), (65, 2392012), (70, 2221154), (91, 1708580), (130, 1196006), (140, 1110577), (182, 854290), (260, 598003), (364, 427145), (455, 341716), (910, 170858), (1820, 85429)]