101779840

素因数分解:

$2^7\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1459}}^1$

素因数の和:1587

約数の個数: 64

約数和(自身を含む): 245718000

約数和(自身を除く): 143938160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 128, 160, 218, 320, 436, 545, 640, 872, 1090, 1459, 1744, 2180, 2918, 3488, 4360, 5836, 6976, 7295, 8720, 11672, 13952, 14590, 17440, 23344, 29180, 34880, 46688, 58360, 69760, 93376, 116720, 159031, 186752, 233440, 318062, 466880, 636124, 795155, 933760, 1272248, 1590310, 2544496, 3180620, 5088992, 6361240, 10177984, 12722480, 20355968, 25444960, 50889920, 101779840]

約数ペア:

[(1, 101779840), (2, 50889920), (4, 25444960), (5, 20355968), (8, 12722480), (10, 10177984), (16, 6361240), (20, 5088992), (32, 3180620), (40, 2544496), (64, 1590310), (80, 1272248), (109, 933760), (128, 795155), (160, 636124), (218, 466880), (320, 318062), (436, 233440), (545, 186752), (640, 159031), (872, 116720), (1090, 93376), (1459, 69760), (1744, 58360), (2180, 46688), (2918, 34880), (3488, 29180), (4360, 23344), (5836, 17440), (6976, 14590), (7295, 13952), (8720, 11672)]