12377950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:301

約数の個数: 48

約数和(自身を含む): 25154640

約数和(自身を除く): 12776690

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 137, 139, 274, 278, 325, 650, 685, 695, 1370, 1390, 1781, 1807, 3425, 3475, 3562, 3614, 6850, 6950, 8905, 9035, 17810, 18070, 19043, 38086, 44525, 45175, 89050, 90350, 95215, 190430, 247559, 476075, 495118, 952150, 1237795, 2475590, 6188975, 12377950]

約数ペア:

[(1, 12377950), (2, 6188975), (5, 2475590), (10, 1237795), (13, 952150), (25, 495118), (26, 476075), (50, 247559), (65, 190430), (130, 95215), (137, 90350), (139, 89050), (274, 45175), (278, 44525), (325, 38086), (650, 19043), (685, 18070), (695, 17810), (1370, 9035), (1390, 8905), (1781, 6950), (1807, 6850), (3425, 3614), (3475, 3562)]