72817880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{95813}}^1$

素因数の和:95843

約数の個数: 32

約数和(自身を含む): 172465200

約数和(自身を除く): 99647320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 95813, 191626, 383252, 479065, 766504, 958130, 1820447, 1916260, 3640894, 3832520, 7281788, 9102235, 14563576, 18204470, 36408940, 72817880]

約数ペア:

[(1, 72817880), (2, 36408940), (4, 18204470), (5, 14563576), (8, 9102235), (10, 7281788), (19, 3832520), (20, 3640894), (38, 1916260), (40, 1820447), (76, 958130), (95, 766504), (152, 479065), (190, 383252), (380, 191626), (760, 95813)]