About the Number

12803124400

12803124399 ← → 12803124401

2進数表記:1011111011001000000010110010110000

漢数字表記:百二十八億三百十二万四千四百

素因数分解:

2 4 × 5 2 × 11 1 × 691 1 × 4211 1

素因数の和:4931
約数の個数: 120
約数和(自身を含む): 33612366528
約数和(自身を除く): 20809242128

約数列:
[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 176, 200, 220, 275, 400, 440, 550, 691, 880, 1100, 1382, 2200, 2764, 3455, 4211, 4400, 5528, 6910, 7601, 8422, 11056, 13820, 15202, 16844, 17275, 21055, 27640, 30404, 33688, 34550, 38005, 42110, 46321, 55280, 60808, 67376, 69100, 76010, 84220, 92642, 105275, 121616, 138200, 152020, 168440, 185284, 190025, 210550, 231605, 276400, 304040, 336880, 370568, 380050, 421100, 463210, 608080, 741136, 760100, 842200, 926420, 1158025, 1520200, 1684400, 1852840, 2316050, 2909801, 3040400, 3705680, 4632100, 5819602, 9264200, 11639204, 14549005, 18528400, 23278408, 29098010, 32007811, 46556816, 58196020, 64015622, 72745025, 116392040, 128031244, 145490050, 160039055, 232784080, 256062488, 290980100, 320078110, 512124976, 581960200, 640156220, 800195275, 1163920400, 1280312440, 1600390550, 2560624880, 3200781100, 6401562200, 12803124400]

約数ペア:
[(1, 12803124400), (2, 6401562200), (4, 3200781100), (5, 2560624880), (8, 1600390550), (10, 1280312440), (11, 1163920400), (16, 800195275), (20, 640156220), (22, 581960200), (25, 512124976), (40, 320078110), (44, 290980100), (50, 256062488), (55, 232784080), (80, 160039055), (88, 145490050), (100, 128031244), (110, 116392040), (176, 72745025), (200, 64015622), (220, 58196020), (275, 46556816), (400, 32007811), (440, 29098010), (550, 23278408), (691, 18528400), (880, 14549005), (1100, 11639204), (1382, 9264200), (2200, 5819602), (2764, 4632100), (3455, 3705680), (4211, 3040400), (4400, 2909801), (5528, 2316050), (6910, 1852840), (7601, 1684400), (8422, 1520200), (11056, 1158025), (13820, 926420), (15202, 842200), (16844, 760100), (17275, 741136), (21055, 608080), (27640, 463210), (30404, 421100), (33688, 380050), (34550, 370568), (38005, 336880), (42110, 304040), (46321, 276400), (55280, 231605), (60808, 210550), (67376, 190025), (69100, 185284), (76010, 168440), (84220, 152020), (92642, 138200), (105275, 121616)]

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