About the Number

42512040

42512039 ← → 42512041

2進数表記:10100010001010111010101000

漢数字表記:四千二百五十一万二千四十

素因数分解:

2 3 × 3 4 × 5 1 × 13121 1

素因数の和:13144
約数の個数: 80
約数和(自身を含む): 142898580
約数和(自身を除く): 100386540

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 13121, 26242, 39363, 52484, 65605, 78726, 104968, 118089, 131210, 157452, 196815, 236178, 262420, 314904, 354267, 393630, 472356, 524840, 590445, 708534, 787260, 944712, 1062801, 1180890, 1417068, 1574520, 1771335, 2125602, 2361780, 2834136, 3542670, 4251204, 4723560, 5314005, 7085340, 8502408, 10628010, 14170680, 21256020, 42512040]

約数ペア:
[(1, 42512040), (2, 21256020), (3, 14170680), (4, 10628010), (5, 8502408), (6, 7085340), (8, 5314005), (9, 4723560), (10, 4251204), (12, 3542670), (15, 2834136), (18, 2361780), (20, 2125602), (24, 1771335), (27, 1574520), (30, 1417068), (36, 1180890), (40, 1062801), (45, 944712), (54, 787260), (60, 708534), (72, 590445), (81, 524840), (90, 472356), (108, 393630), (120, 354267), (135, 314904), (162, 262420), (180, 236178), (216, 196815), (270, 157452), (324, 131210), (360, 118089), (405, 104968), (540, 78726), (648, 65605), (810, 52484), (1080, 39363), (1620, 26242), (3240, 13121)]

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