About the Number

48786990

48786989 ← → 48786991

2進数表記:10111010000110111000101110

漢数字表記:四千八百七十八万六千九百九十

素因数分解:

2 1 × 3 1 × 5 1 × 7 1 × 29 1 × 8011 1

素因数の和:8057
約数の個数: 64
約数和(自身を含む): 138447360
約数和(自身を除く): 89660370

約数列:
[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 29, 30, 35, 42, 58, 70, 87, 105, 145, 174, 203, 210, 290, 406, 435, 609, 870, 1015, 1218, 2030, 3045, 6090, 8011, 16022, 24033, 40055, 48066, 56077, 80110, 112154, 120165, 168231, 232319, 240330, 280385, 336462, 464638, 560770, 696957, 841155, 1161595, 1393914, 1626233, 1682310, 2323190, 3252466, 3484785, 4878699, 6969570, 8131165, 9757398, 16262330, 24393495, 48786990]

約数ペア:
[(1, 48786990), (2, 24393495), (3, 16262330), (5, 9757398), (6, 8131165), (7, 6969570), (10, 4878699), (14, 3484785), (15, 3252466), (21, 2323190), (29, 1682310), (30, 1626233), (35, 1393914), (42, 1161595), (58, 841155), (70, 696957), (87, 560770), (105, 464638), (145, 336462), (174, 280385), (203, 240330), (210, 232319), (290, 168231), (406, 120165), (435, 112154), (609, 80110), (870, 56077), (1015, 48066), (1218, 40055), (2030, 24033), (3045, 16022), (6090, 8011)]

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