63768880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4951}}^1$

素因数の和:4994

約数の個数: 80

約数和(自身を含む): 176845824

約数和(自身を除く): 113076944

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2576, 3220, 4951, 6440, 9902, 12880, 19804, 24755, 34657, 39608, 49510, 69314, 79216, 99020, 113873, 138628, 173285, 198040, 227746, 277256, 346570, 396080, 455492, 554512, 569365, 693140, 797111, 910984, 1138730, 1386280, 1594222, 1821968, 2277460, 2772560, 3188444, 3985555, 4554920, 6376888, 7971110, 9109840, 12753776, 15942220, 31884440, 63768880]

約数ペア:

[(1, 63768880), (2, 31884440), (4, 15942220), (5, 12753776), (7, 9109840), (8, 7971110), (10, 6376888), (14, 4554920), (16, 3985555), (20, 3188444), (23, 2772560), (28, 2277460), (35, 1821968), (40, 1594222), (46, 1386280), (56, 1138730), (70, 910984), (80, 797111), (92, 693140), (112, 569365), (115, 554512), (140, 455492), (161, 396080), (184, 346570), (230, 277256), (280, 227746), (322, 198040), (368, 173285), (460, 138628), (560, 113873), (644, 99020), (805, 79216), (920, 69314), (1288, 49510), (1610, 39608), (1840, 34657), (2576, 24755), (3220, 19804), (4951, 12880), (6440, 9902)]