49140520

素因数分解:

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

素因数の和:128

約数の個数: 128

約数和(自身を含む): 132814080

約数和(自身を除く): 83673560

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 71, 88, 104, 110, 121, 130, 142, 143, 220, 242, 260, 284, 286, 355, 440, 484, 520, 568, 572, 605, 710, 715, 781, 923, 968, 1144, 1210, 1331, 1420, 1430, 1562, 1573, 1846, 2420, 2662, 2840, 2860, 3124, 3146, 3692, 3905, 4615, 4840, 5324, 5720, 6248, 6292, 6655, 7384, 7810, 7865, 8591, 9230, 10153, 10648, 12584, 13310, 15620, 15730, 17182, 17303, 18460, 20306, 26620, 31240, 31460, 34364, 34606, 36920, 40612, 42955, 50765, 53240, 62920, 68728, 69212, 81224, 85910, 86515, 94501, 101530, 111683, 138424, 171820, 173030, 189002, 203060, 223366, 343640, 346060, 378004, 406120, 446732, 472505, 558415, 692120, 756008, 893464, 945010, 1116830, 1228513, 1890020, 2233660, 2457026, 3780040, 4467320, 4914052, 6142565, 9828104, 12285130, 24570260, 49140520]

約数ペア:

[(1, 49140520), (2, 24570260), (4, 12285130), (5, 9828104), (8, 6142565), (10, 4914052), (11, 4467320), (13, 3780040), (20, 2457026), (22, 2233660), (26, 1890020), (40, 1228513), (44, 1116830), (52, 945010), (55, 893464), (65, 756008), (71, 692120), (88, 558415), (104, 472505), (110, 446732), (121, 406120), (130, 378004), (142, 346060), (143, 343640), (220, 223366), (242, 203060), (260, 189002), (284, 173030), (286, 171820), (355, 138424), (440, 111683), (484, 101530), (520, 94501), (568, 86515), (572, 85910), (605, 81224), (710, 69212), (715, 68728), (781, 62920), (923, 53240), (968, 50765), (1144, 42955), (1210, 40612), (1331, 36920), (1420, 34606), (1430, 34364), (1562, 31460), (1573, 31240), (1846, 26620), (2420, 20306), (2662, 18460), (2840, 17303), (2860, 17182), (3124, 15730), (3146, 15620), (3692, 13310), (3905, 12584), (4615, 10648), (4840, 10153), (5324, 9230), (5720, 8591), (6248, 7865), (6292, 7810), (6655, 7384)]