About the Number

80903880

80903879 ← → 80903881

2進数表記:100110100100111111011001000

漢数字表記:八千九十万三千八百八十

素因数分解:

2 3 × 3 3 × 5 1 × 23 1 × 3257 1

素因数の和:3300
約数の個数: 128
約数和(自身を含む): 281491200
約数和(自身を除く): 200587320

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 54, 60, 69, 72, 90, 92, 108, 115, 120, 135, 138, 180, 184, 207, 216, 230, 270, 276, 345, 360, 414, 460, 540, 552, 621, 690, 828, 920, 1035, 1080, 1242, 1380, 1656, 2070, 2484, 2760, 3105, 3257, 4140, 4968, 6210, 6514, 8280, 9771, 12420, 13028, 16285, 19542, 24840, 26056, 29313, 32570, 39084, 48855, 58626, 65140, 74911, 78168, 87939, 97710, 117252, 130280, 146565, 149822, 175878, 195420, 224733, 234504, 293130, 299644, 351756, 374555, 390840, 439695, 449466, 586260, 599288, 674199, 703512, 749110, 879390, 898932, 1123665, 1172520, 1348398, 1498220, 1758780, 1797864, 2022597, 2247330, 2696796, 2996440, 3370995, 3517560, 4045194, 4494660, 5393592, 6741990, 8090388, 8989320, 10112985, 13483980, 16180776, 20225970, 26967960, 40451940, 80903880]

約数ペア:
[(1, 80903880), (2, 40451940), (3, 26967960), (4, 20225970), (5, 16180776), (6, 13483980), (8, 10112985), (9, 8989320), (10, 8090388), (12, 6741990), (15, 5393592), (18, 4494660), (20, 4045194), (23, 3517560), (24, 3370995), (27, 2996440), (30, 2696796), (36, 2247330), (40, 2022597), (45, 1797864), (46, 1758780), (54, 1498220), (60, 1348398), (69, 1172520), (72, 1123665), (90, 898932), (92, 879390), (108, 749110), (115, 703512), (120, 674199), (135, 599288), (138, 586260), (180, 449466), (184, 439695), (207, 390840), (216, 374555), (230, 351756), (270, 299644), (276, 293130), (345, 234504), (360, 224733), (414, 195420), (460, 175878), (540, 149822), (552, 146565), (621, 130280), (690, 117252), (828, 97710), (920, 87939), (1035, 78168), (1080, 74911), (1242, 65140), (1380, 58626), (1656, 48855), (2070, 39084), (2484, 32570), (2760, 29313), (3105, 26056), (3257, 24840), (4140, 19542), (4968, 16285), (6210, 13028), (6514, 12420), (8280, 9771)]

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