55638440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:243

約数の個数: 128

約数和(自身を含む): 150232320

約数和(自身を除く): 94593880

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 71, 88, 104, 110, 130, 137, 142, 143, 220, 260, 274, 284, 286, 355, 440, 520, 548, 568, 572, 685, 710, 715, 781, 923, 1096, 1144, 1370, 1420, 1430, 1507, 1562, 1781, 1846, 2740, 2840, 2860, 3014, 3124, 3562, 3692, 3905, 4615, 5480, 5720, 6028, 6248, 7124, 7384, 7535, 7810, 8905, 9230, 9727, 10153, 12056, 14248, 15070, 15620, 17810, 18460, 19454, 19591, 20306, 30140, 31240, 35620, 36920, 38908, 39182, 40612, 48635, 50765, 60280, 71240, 77816, 78364, 81224, 97270, 97955, 101530, 106997, 126451, 156728, 194540, 195910, 203060, 213994, 252902, 389080, 391820, 406120, 427988, 505804, 534985, 632255, 783640, 855976, 1011608, 1069970, 1264510, 1390961, 2139940, 2529020, 2781922, 4279880, 5058040, 5563844, 6954805, 11127688, 13909610, 27819220, 55638440]

約数ペア:

[(1, 55638440), (2, 27819220), (4, 13909610), (5, 11127688), (8, 6954805), (10, 5563844), (11, 5058040), (13, 4279880), (20, 2781922), (22, 2529020), (26, 2139940), (40, 1390961), (44, 1264510), (52, 1069970), (55, 1011608), (65, 855976), (71, 783640), (88, 632255), (104, 534985), (110, 505804), (130, 427988), (137, 406120), (142, 391820), (143, 389080), (220, 252902), (260, 213994), (274, 203060), (284, 195910), (286, 194540), (355, 156728), (440, 126451), (520, 106997), (548, 101530), (568, 97955), (572, 97270), (685, 81224), (710, 78364), (715, 77816), (781, 71240), (923, 60280), (1096, 50765), (1144, 48635), (1370, 40612), (1420, 39182), (1430, 38908), (1507, 36920), (1562, 35620), (1781, 31240), (1846, 30140), (2740, 20306), (2840, 19591), (2860, 19454), (3014, 18460), (3124, 17810), (3562, 15620), (3692, 15070), (3905, 14248), (4615, 12056), (5480, 10153), (5720, 9727), (6028, 9230), (6248, 8905), (7124, 7810), (7384, 7535)]