About the Number

12790650

12790649 ← → 12790651

2進数表記:110000110010101101111010

漢数字表記:千二百七十九万六百五十

素因数分解:

2 1 × 3 1 × 5 2 × 71 1 × 1201 1

素因数の和:1287
約数の個数: 48
約数和(自身を含む): 32194368
約数和(自身を除く): 19403718

約数列:
[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 71, 75, 142, 150, 213, 355, 426, 710, 1065, 1201, 1775, 2130, 2402, 3550, 3603, 5325, 6005, 7206, 10650, 12010, 18015, 30025, 36030, 60050, 85271, 90075, 170542, 180150, 255813, 426355, 511626, 852710, 1279065, 2131775, 2558130, 4263550, 6395325, 12790650]

約数ペア:
[(1, 12790650), (2, 6395325), (3, 4263550), (5, 2558130), (6, 2131775), (10, 1279065), (15, 852710), (25, 511626), (30, 426355), (50, 255813), (71, 180150), (75, 170542), (142, 90075), (150, 85271), (213, 60050), (355, 36030), (426, 30025), (710, 18015), (1065, 12010), (1201, 10650), (1775, 7206), (2130, 6005), (2402, 5325), (3550, 3603)]

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