About the Number

164948985

164948984 ← → 164948986

2進数表記:1001110101001110101111111001

漢数字表記:一億六千四百九十四万八千九百八十五

素因数分解:

3 2 × 5 1 × 23 1 × 31 1 × 53 1 × 97 1

素因数の和:215
約数の個数: 96
約数和(自身を含む): 317011968
約数和(自身を除く): 152062983

約数列:
[1, 3, 5, 9, 15, 23, 31, 45, 53, 69, 93, 97, 115, 155, 159, 207, 265, 279, 291, 345, 465, 477, 485, 713, 795, 873, 1035, 1219, 1395, 1455, 1643, 2139, 2231, 2385, 3007, 3565, 3657, 4365, 4929, 5141, 6095, 6417, 6693, 8215, 9021, 10695, 10971, 11155, 14787, 15035, 15423, 18285, 20079, 24645, 25705, 27063, 32085, 33465, 37789, 45105, 46269, 54855, 69161, 73935, 77115, 100395, 113367, 118243, 135315, 159371, 188945, 207483, 231345, 340101, 345805, 354729, 478113, 566835, 591215, 622449, 796855, 1037415, 1064187, 1434339, 1700505, 1773645, 2390565, 3112245, 3665533, 5320935, 7171695, 10996599, 18327665, 32989797, 54982995, 164948985]

約数ペア:
[(1, 164948985), (3, 54982995), (5, 32989797), (9, 18327665), (15, 10996599), (23, 7171695), (31, 5320935), (45, 3665533), (53, 3112245), (69, 2390565), (93, 1773645), (97, 1700505), (115, 1434339), (155, 1064187), (159, 1037415), (207, 796855), (265, 622449), (279, 591215), (291, 566835), (345, 478113), (465, 354729), (477, 345805), (485, 340101), (713, 231345), (795, 207483), (873, 188945), (1035, 159371), (1219, 135315), (1395, 118243), (1455, 113367), (1643, 100395), (2139, 77115), (2231, 73935), (2385, 69161), (3007, 54855), (3565, 46269), (3657, 45105), (4365, 37789), (4929, 33465), (5141, 32085), (6095, 27063), (6417, 25705), (6693, 24645), (8215, 20079), (9021, 18285), (10695, 15423), (10971, 15035), (11155, 14787)]

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