30878945

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1$

素因数の和:233

約数の個数: 32

約数和(自身を含む): 40449024

約数和(自身を除く): 9570079

約数列:

[1, 5, 31, 41, 43, 113, 155, 205, 215, 565, 1271, 1333, 1763, 3503, 4633, 4859, 6355, 6665, 8815, 17515, 23165, 24295, 54653, 143623, 150629, 199219, 273265, 718115, 753145, 996095, 6175789, 30878945]

約数ペア:

[(1, 30878945), (5, 6175789), (31, 996095), (41, 753145), (43, 718115), (113, 273265), (155, 199219), (205, 150629), (215, 143623), (565, 54653), (1271, 24295), (1333, 23165), (1763, 17515), (3503, 8815), (4633, 6665), (4859, 6355)]