71218512

素因数分解:

$2^4\times 3^2\times {\mathrm{89}}^1\times {\mathrm{5557}}^1$

素因数の和:5660

約数の個数: 60

約数和(自身を含む): 201588660

約数和(自身を除く): 130370148

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 89, 144, 178, 267, 356, 534, 712, 801, 1068, 1424, 1602, 2136, 3204, 4272, 5557, 6408, 11114, 12816, 16671, 22228, 33342, 44456, 50013, 66684, 88912, 100026, 133368, 200052, 266736, 400104, 494573, 800208, 989146, 1483719, 1978292, 2967438, 3956584, 4451157, 5934876, 7913168, 8902314, 11869752, 17804628, 23739504, 35609256, 71218512]

約数ペア:

[(1, 71218512), (2, 35609256), (3, 23739504), (4, 17804628), (6, 11869752), (8, 8902314), (9, 7913168), (12, 5934876), (16, 4451157), (18, 3956584), (24, 2967438), (36, 1978292), (48, 1483719), (72, 989146), (89, 800208), (144, 494573), (178, 400104), (267, 266736), (356, 200052), (534, 133368), (712, 100026), (801, 88912), (1068, 66684), (1424, 50013), (1602, 44456), (2136, 33342), (3204, 22228), (4272, 16671), (5557, 12816), (6408, 11114)]