About the Number

1380821750

1380821749 ← → 1380821751

2進数表記:1010010010011011010101011110110

漢数字表記:十三億八千八十二万千七百五十

素因数分解:

2 1 × 5 3 × 7 1 × 11 2 × 6521 1

素因数の和:6567
約数の個数: 96
約数和(自身を含む): 3247642944
約数和(自身を除く): 1866821194

約数列:
[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 50, 55, 70, 77, 110, 121, 125, 154, 175, 242, 250, 275, 350, 385, 550, 605, 770, 847, 875, 1210, 1375, 1694, 1750, 1925, 2750, 3025, 3850, 4235, 6050, 6521, 8470, 9625, 13042, 15125, 19250, 21175, 30250, 32605, 42350, 45647, 65210, 71731, 91294, 105875, 143462, 163025, 211750, 228235, 326050, 358655, 456470, 502117, 717310, 789041, 815125, 1004234, 1141175, 1578082, 1630250, 1793275, 2282350, 2510585, 3586550, 3945205, 5021170, 5523287, 5705875, 7890410, 8966375, 11046574, 11411750, 12552925, 17932750, 19726025, 25105850, 27616435, 39452050, 55232870, 62764625, 98630125, 125529250, 138082175, 197260250, 276164350, 690410875, 1380821750]

約数ペア:
[(1, 1380821750), (2, 690410875), (5, 276164350), (7, 197260250), (10, 138082175), (11, 125529250), (14, 98630125), (22, 62764625), (25, 55232870), (35, 39452050), (50, 27616435), (55, 25105850), (70, 19726025), (77, 17932750), (110, 12552925), (121, 11411750), (125, 11046574), (154, 8966375), (175, 7890410), (242, 5705875), (250, 5523287), (275, 5021170), (350, 3945205), (385, 3586550), (550, 2510585), (605, 2282350), (770, 1793275), (847, 1630250), (875, 1578082), (1210, 1141175), (1375, 1004234), (1694, 815125), (1750, 789041), (1925, 717310), (2750, 502117), (3025, 456470), (3850, 358655), (4235, 326050), (6050, 228235), (6521, 211750), (8470, 163025), (9625, 143462), (13042, 105875), (15125, 91294), (19250, 71731), (21175, 65210), (30250, 45647), (32605, 42350)]

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