About the Number

130912800

130912799 ← → 130912801

2進数表記:111110011011001001000100000

漢数字表記:一億三千九十一万二千八百

素因数分解:

2 5 × 3 1 × 5 2 × 54547 1

素因数の和:54570
約数の個数: 72
約数和(自身を含む): 426128976
約数和(自身を除く): 295216176

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 150, 160, 200, 240, 300, 400, 480, 600, 800, 1200, 2400, 54547, 109094, 163641, 218188, 272735, 327282, 436376, 545470, 654564, 818205, 872752, 1090940, 1309128, 1363675, 1636410, 1745504, 2181880, 2618256, 2727350, 3272820, 4091025, 4363760, 5236512, 5454700, 6545640, 8182050, 8727520, 10909400, 13091280, 16364100, 21818800, 26182560, 32728200, 43637600, 65456400, 130912800]

約数ペア:
[(1, 130912800), (2, 65456400), (3, 43637600), (4, 32728200), (5, 26182560), (6, 21818800), (8, 16364100), (10, 13091280), (12, 10909400), (15, 8727520), (16, 8182050), (20, 6545640), (24, 5454700), (25, 5236512), (30, 4363760), (32, 4091025), (40, 3272820), (48, 2727350), (50, 2618256), (60, 2181880), (75, 1745504), (80, 1636410), (96, 1363675), (100, 1309128), (120, 1090940), (150, 872752), (160, 818205), (200, 654564), (240, 545470), (300, 436376), (400, 327282), (480, 272735), (600, 218188), (800, 163641), (1200, 109094), (2400, 54547)]

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