1313650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:115

約数の個数: 48

約数和(自身を含む): 2749824

約数和(自身を除く): 1436174

約数列:

[1, 2, 5, 10, 13, 25, 26, 43, 47, 50, 65, 86, 94, 130, 215, 235, 325, 430, 470, 559, 611, 650, 1075, 1118, 1175, 1222, 2021, 2150, 2350, 2795, 3055, 4042, 5590, 6110, 10105, 13975, 15275, 20210, 26273, 27950, 30550, 50525, 52546, 101050, 131365, 262730, 656825, 1313650]

約数ペア:

[(1, 1313650), (2, 656825), (5, 262730), (10, 131365), (13, 101050), (25, 52546), (26, 50525), (43, 30550), (47, 27950), (50, 26273), (65, 20210), (86, 15275), (94, 13975), (130, 10105), (215, 6110), (235, 5590), (325, 4042), (430, 3055), (470, 2795), (559, 2350), (611, 2150), (650, 2021), (1075, 1222), (1118, 1175)]