90741950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1019}}^1$

素因数の和:1181

約数の個数: 48

約数和(自身を含む): 183269520

約数和(自身を除く): 92527570

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 137, 274, 325, 650, 685, 1019, 1370, 1781, 2038, 3425, 3562, 5095, 6850, 8905, 10190, 13247, 17810, 25475, 26494, 44525, 50950, 66235, 89050, 132470, 139603, 279206, 331175, 662350, 698015, 1396030, 1814839, 3490075, 3629678, 6980150, 9074195, 18148390, 45370975, 90741950]

約数ペア:

[(1, 90741950), (2, 45370975), (5, 18148390), (10, 9074195), (13, 6980150), (25, 3629678), (26, 3490075), (50, 1814839), (65, 1396030), (130, 698015), (137, 662350), (274, 331175), (325, 279206), (650, 139603), (685, 132470), (1019, 89050), (1370, 66235), (1781, 50950), (2038, 44525), (3425, 26494), (3562, 25475), (5095, 17810), (6850, 13247), (8905, 10190)]