154685180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{1913}}^1$

素因数の和:2246

約数の個数: 48

約数和(自身を含む): 351134784

約数和(自身を除く): 196449604

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 311, 622, 1244, 1555, 1913, 3110, 3826, 4043, 6220, 7652, 8086, 9565, 16172, 19130, 20215, 24869, 38260, 40430, 49738, 80860, 99476, 124345, 248690, 497380, 594943, 1189886, 2379772, 2974715, 5949430, 7734259, 11898860, 15468518, 30937036, 38671295, 77342590, 154685180]

約数ペア:

[(1, 154685180), (2, 77342590), (4, 38671295), (5, 30937036), (10, 15468518), (13, 11898860), (20, 7734259), (26, 5949430), (52, 2974715), (65, 2379772), (130, 1189886), (260, 594943), (311, 497380), (622, 248690), (1244, 124345), (1555, 99476), (1913, 80860), (3110, 49738), (3826, 40430), (4043, 38260), (6220, 24869), (7652, 20215), (8086, 19130), (9565, 16172)]