About the Number

25289420

25289419 ← → 25289421

2進数表記:1100000011110001011001100

漢数字表記:二千五百二十八万九千四百二十

素因数分解:

2 2 × 5 1 × 13 1 × 23 1 × 4229 1

素因数の和:4274
約数の個数: 48
約数和(自身を含む): 59693760
約数和(自身を除く): 34404340

約数列:
[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 598, 1196, 1495, 2990, 4229, 5980, 8458, 16916, 21145, 42290, 54977, 84580, 97267, 109954, 194534, 219908, 274885, 389068, 486335, 549770, 972670, 1099540, 1264471, 1945340, 2528942, 5057884, 6322355, 12644710, 25289420]

約数ペア:
[(1, 25289420), (2, 12644710), (4, 6322355), (5, 5057884), (10, 2528942), (13, 1945340), (20, 1264471), (23, 1099540), (26, 972670), (46, 549770), (52, 486335), (65, 389068), (92, 274885), (115, 219908), (130, 194534), (230, 109954), (260, 97267), (299, 84580), (460, 54977), (598, 42290), (1196, 21145), (1495, 16916), (2990, 8458), (4229, 5980)]

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