About the Number

12985200

12985199 ← → 12985201

2進数表記:110001100010001101110000

漢数字表記:千二百九十八万五千二百

素因数分解:

2 4 × 3 2 × 5 2 × 3607 1

素因数の和:3631
約数の個数: 90
約数和(自身を含む): 45074744
約数和(自身を除く): 32089544

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, 3607, 7214, 10821, 14428, 18035, 21642, 28856, 32463, 36070, 43284, 54105, 57712, 64926, 72140, 86568, 90175, 108210, 129852, 144280, 162315, 173136, 180350, 216420, 259704, 270525, 288560, 324630, 360700, 432840, 519408, 541050, 649260, 721400, 811575, 865680, 1082100, 1298520, 1442800, 1623150, 2164200, 2597040, 3246300, 4328400, 6492600, 12985200]

約数ペア:
[(1, 12985200), (2, 6492600), (3, 4328400), (4, 3246300), (5, 2597040), (6, 2164200), (8, 1623150), (9, 1442800), (10, 1298520), (12, 1082100), (15, 865680), (16, 811575), (18, 721400), (20, 649260), (24, 541050), (25, 519408), (30, 432840), (36, 360700), (40, 324630), (45, 288560), (48, 270525), (50, 259704), (60, 216420), (72, 180350), (75, 173136), (80, 162315), (90, 144280), (100, 129852), (120, 108210), (144, 90175), (150, 86568), (180, 72140), (200, 64926), (225, 57712), (240, 54105), (300, 43284), (360, 36070), (400, 32463), (450, 28856), (600, 21642), (720, 18035), (900, 14428), (1200, 10821), (1800, 7214), (3600, 3607)]

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