About the Number

127979150

127979149 ← → 127979151

2進数表記:111101000001100111010001110

漢数字表記:一億二千七百九十七万九千百五十

素因数分解:

2 1 × 5 2 × 13 1 × 401 1 × 491 1

素因数の和:917
約数の個数: 48
約数和(自身を含む): 257514768
約数和(自身を除く): 129535618

約数列:
[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 401, 491, 650, 802, 982, 2005, 2455, 4010, 4910, 5213, 6383, 10025, 10426, 12275, 12766, 20050, 24550, 26065, 31915, 52130, 63830, 130325, 159575, 196891, 260650, 319150, 393782, 984455, 1968910, 2559583, 4922275, 5119166, 9844550, 12797915, 25595830, 63989575, 127979150]

約数ペア:
[(1, 127979150), (2, 63989575), (5, 25595830), (10, 12797915), (13, 9844550), (25, 5119166), (26, 4922275), (50, 2559583), (65, 1968910), (130, 984455), (325, 393782), (401, 319150), (491, 260650), (650, 196891), (802, 159575), (982, 130325), (2005, 63830), (2455, 52130), (4010, 31915), (4910, 26065), (5213, 24550), (6383, 20050), (10025, 12766), (10426, 12275)]

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