About the Number

129985200

129985199 ← → 129985201

2進数表記:111101111110110101010110000

漢数字表記:一億二千九百九十八万五千二百

素因数分解:

2 4 × 3 2 × 5 2 × 36107 1

素因数の和:36131
約数の個数: 90
約数和(自身を含む): 451097244
約数和(自身を除く): 321112044

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 100, 120, 144, 150, 180, 200, 225, 240, 300, 360, 400, 450, 600, 720, 900, 1200, 1800, 3600, 36107, 72214, 108321, 144428, 180535, 216642, 288856, 324963, 361070, 433284, 541605, 577712, 649926, 722140, 866568, 902675, 1083210, 1299852, 1444280, 1624815, 1733136, 1805350, 2166420, 2599704, 2708025, 2888560, 3249630, 3610700, 4332840, 5199408, 5416050, 6499260, 7221400, 8124075, 8665680, 10832100, 12998520, 14442800, 16248150, 21664200, 25997040, 32496300, 43328400, 64992600, 129985200]

約数ペア:
[(1, 129985200), (2, 64992600), (3, 43328400), (4, 32496300), (5, 25997040), (6, 21664200), (8, 16248150), (9, 14442800), (10, 12998520), (12, 10832100), (15, 8665680), (16, 8124075), (18, 7221400), (20, 6499260), (24, 5416050), (25, 5199408), (30, 4332840), (36, 3610700), (40, 3249630), (45, 2888560), (48, 2708025), (50, 2599704), (60, 2166420), (72, 1805350), (75, 1733136), (80, 1624815), (90, 1444280), (100, 1299852), (120, 1083210), (144, 902675), (150, 866568), (180, 722140), (200, 649926), (225, 577712), (240, 541605), (300, 433284), (360, 361070), (400, 324963), (450, 288856), (600, 216642), (720, 180535), (900, 144428), (1200, 108321), (1800, 72214), (3600, 36107)]

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