201386875

素因数分解:

$5^4\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1$

素因数の和:361

約数の個数: 40

約数和(自身を含む): 267664320

約数和(自身を除く): 66277445

約数列:

[1, 5, 25, 29, 41, 125, 145, 205, 271, 625, 725, 1025, 1189, 1355, 3625, 5125, 5945, 6775, 7859, 11111, 18125, 25625, 29725, 33875, 39295, 55555, 148625, 169375, 196475, 277775, 322219, 743125, 982375, 1388875, 1611095, 4911875, 6944375, 8055475, 40277375, 201386875]

約数ペア:

[(1, 201386875), (5, 40277375), (25, 8055475), (29, 6944375), (41, 4911875), (125, 1611095), (145, 1388875), (205, 982375), (271, 743125), (625, 322219), (725, 277775), (1025, 196475), (1189, 169375), (1355, 148625), (3625, 55555), (5125, 39295), (5945, 33875), (6775, 29725), (7859, 25625), (11111, 18125)]