67777736

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:294

約数の個数: 64

約数和(自身を含む): 141886080

約数和(自身を除く): 74108344

約数列:

[1, 2, 4, 8, 13, 26, 52, 67, 71, 104, 134, 137, 142, 268, 274, 284, 536, 548, 568, 871, 923, 1096, 1742, 1781, 1846, 3484, 3562, 3692, 4757, 6968, 7124, 7384, 9179, 9514, 9727, 14248, 18358, 19028, 19454, 36716, 38056, 38908, 61841, 73432, 77816, 119327, 123682, 126451, 238654, 247364, 252902, 477308, 494728, 505804, 651709, 954616, 1011608, 1303418, 2606836, 5213672, 8472217, 16944434, 33888868, 67777736]

約数ペア:

[(1, 67777736), (2, 33888868), (4, 16944434), (8, 8472217), (13, 5213672), (26, 2606836), (52, 1303418), (67, 1011608), (71, 954616), (104, 651709), (134, 505804), (137, 494728), (142, 477308), (268, 252902), (274, 247364), (284, 238654), (536, 126451), (548, 123682), (568, 119327), (871, 77816), (923, 73432), (1096, 61841), (1742, 38908), (1781, 38056), (1846, 36716), (3484, 19454), (3562, 19028), (3692, 18358), (4757, 14248), (6968, 9727), (7124, 9514), (7384, 9179)]