98991040

素因数分解:

$2^6\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4357}}^1$

素因数の和:4445

約数の個数: 56

約数和(自身を含む): 239097312

約数和(自身を除く): 140106272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 142, 160, 284, 320, 355, 568, 710, 1136, 1420, 2272, 2840, 4357, 4544, 5680, 8714, 11360, 17428, 21785, 22720, 34856, 43570, 69712, 87140, 139424, 174280, 278848, 309347, 348560, 618694, 697120, 1237388, 1394240, 1546735, 2474776, 3093470, 4949552, 6186940, 9899104, 12373880, 19798208, 24747760, 49495520, 98991040]

約数ペア:

[(1, 98991040), (2, 49495520), (4, 24747760), (5, 19798208), (8, 12373880), (10, 9899104), (16, 6186940), (20, 4949552), (32, 3093470), (40, 2474776), (64, 1546735), (71, 1394240), (80, 1237388), (142, 697120), (160, 618694), (284, 348560), (320, 309347), (355, 278848), (568, 174280), (710, 139424), (1136, 87140), (1420, 69712), (2272, 43570), (2840, 34856), (4357, 22720), (4544, 21785), (5680, 17428), (8714, 11360)]