About the Number

210001008

210001007 ← → 210001009

2進数表記:1100100001000101110001110000

漢数字表記:二億千万千八

素因数分解:

2 4 × 3 1 × 7 1 × 113 1 × 5531 1

素因数の和:5662
約数の個数: 80
約数和(自身を含む): 625602816
約数和(自身を除く): 415601808

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 113, 168, 226, 336, 339, 452, 678, 791, 904, 1356, 1582, 1808, 2373, 2712, 3164, 4746, 5424, 5531, 6328, 9492, 11062, 12656, 16593, 18984, 22124, 33186, 37968, 38717, 44248, 66372, 77434, 88496, 116151, 132744, 154868, 232302, 265488, 309736, 464604, 619472, 625003, 929208, 1250006, 1858416, 1875009, 2500012, 3750018, 4375021, 5000024, 7500036, 8750042, 10000048, 13125063, 15000072, 17500084, 26250126, 30000144, 35000168, 52500252, 70000336, 105000504, 210001008]

約数ペア:
[(1, 210001008), (2, 105000504), (3, 70000336), (4, 52500252), (6, 35000168), (7, 30000144), (8, 26250126), (12, 17500084), (14, 15000072), (16, 13125063), (21, 10000048), (24, 8750042), (28, 7500036), (42, 5000024), (48, 4375021), (56, 3750018), (84, 2500012), (112, 1875009), (113, 1858416), (168, 1250006), (226, 929208), (336, 625003), (339, 619472), (452, 464604), (678, 309736), (791, 265488), (904, 232302), (1356, 154868), (1582, 132744), (1808, 116151), (2373, 88496), (2712, 77434), (3164, 66372), (4746, 44248), (5424, 38717), (5531, 37968), (6328, 33186), (9492, 22124), (11062, 18984), (12656, 16593)]

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