About the Number

148401890

148401889 ← → 148401891

2進数表記:1000110110000110111011100010

漢数字表記:一億四千八百四十万千八百九十

素因数分解:

2 1 × 5 1 × 7 2 × 13 1 × 23297 1

素因数の和:23331
約数の個数: 48
約数和(自身を含む): 334652472
約数和(自身を除く): 186250582

約数列:
[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 455, 490, 637, 910, 1274, 3185, 6370, 23297, 46594, 116485, 163079, 232970, 302861, 326158, 605722, 815395, 1141553, 1514305, 1630790, 2120027, 2283106, 3028610, 4240054, 5707765, 10600135, 11415530, 14840189, 21200270, 29680378, 74200945, 148401890]

約数ペア:
[(1, 148401890), (2, 74200945), (5, 29680378), (7, 21200270), (10, 14840189), (13, 11415530), (14, 10600135), (26, 5707765), (35, 4240054), (49, 3028610), (65, 2283106), (70, 2120027), (91, 1630790), (98, 1514305), (130, 1141553), (182, 815395), (245, 605722), (455, 326158), (490, 302861), (637, 232970), (910, 163079), (1274, 116485), (3185, 46594), (6370, 23297)]

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