1872650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:135

約数の個数: 48

約数和(自身を含む): 3895584

約数和(自身を除く): 2022934

約数列:

[1, 2, 5, 10, 13, 25, 26, 43, 50, 65, 67, 86, 130, 134, 215, 325, 335, 430, 559, 650, 670, 871, 1075, 1118, 1675, 1742, 2150, 2795, 2881, 3350, 4355, 5590, 5762, 8710, 13975, 14405, 21775, 27950, 28810, 37453, 43550, 72025, 74906, 144050, 187265, 374530, 936325, 1872650]

約数ペア:

[(1, 1872650), (2, 936325), (5, 374530), (10, 187265), (13, 144050), (25, 74906), (26, 72025), (43, 43550), (50, 37453), (65, 28810), (67, 27950), (86, 21775), (130, 14405), (134, 13975), (215, 8710), (325, 5762), (335, 5590), (430, 4355), (559, 3350), (650, 2881), (670, 2795), (871, 2150), (1075, 1742), (1118, 1675)]