About the Number

38534702990

38534702989 ← → 38534702991

2進数表記:100011111000110110001110011110001110

漢数字表記:三百八十五億三千四百七十万二千九百九十

素因数分解:

2 1 × 5 1 × 7 2 × 83 1 × 103 1 × 9199 1

素因数の和:9406
約数の個数: 96
約数和(自身を含む): 82460851200
約数和(自身を除く): 43926148210

約数列:
[1, 2, 5, 7, 10, 14, 35, 49, 70, 83, 98, 103, 166, 206, 245, 415, 490, 515, 581, 721, 830, 1030, 1162, 1442, 2905, 3605, 4067, 5047, 5810, 7210, 8134, 8549, 9199, 10094, 17098, 18398, 20335, 25235, 40670, 42745, 45995, 50470, 59843, 64393, 85490, 91990, 119686, 128786, 299215, 321965, 418901, 450751, 598430, 643930, 763517, 837802, 901502, 947497, 1527034, 1894994, 2094505, 2253755, 3817585, 4189010, 4507510, 4737485, 5344619, 6632479, 7635170, 9474970, 10689238, 13264958, 26723095, 33162395, 37412333, 46427353, 53446190, 66324790, 74824666, 78642251, 92854706, 157284502, 187061665, 232136765, 374123330, 393211255, 464273530, 550495757, 786422510, 1100991514, 2752478785, 3853470299, 5504957570, 7706940598, 19267351495, 38534702990]

約数ペア:
[(1, 38534702990), (2, 19267351495), (5, 7706940598), (7, 5504957570), (10, 3853470299), (14, 2752478785), (35, 1100991514), (49, 786422510), (70, 550495757), (83, 464273530), (98, 393211255), (103, 374123330), (166, 232136765), (206, 187061665), (245, 157284502), (415, 92854706), (490, 78642251), (515, 74824666), (581, 66324790), (721, 53446190), (830, 46427353), (1030, 37412333), (1162, 33162395), (1442, 26723095), (2905, 13264958), (3605, 10689238), (4067, 9474970), (5047, 7635170), (5810, 6632479), (7210, 5344619), (8134, 4737485), (8549, 4507510), (9199, 4189010), (10094, 3817585), (17098, 2253755), (18398, 2094505), (20335, 1894994), (25235, 1527034), (40670, 947497), (42745, 901502), (45995, 837802), (50470, 763517), (59843, 643930), (64393, 598430), (85490, 450751), (91990, 418901), (119686, 321965), (128786, 299215)]

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