81301688

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{829}}^1$

素因数の和:912

約数の個数: 64

約数和(自身を含む): 175694400

約数和(自身を除く): 94392712

約数列:

[1, 2, 4, 8, 13, 23, 26, 41, 46, 52, 82, 92, 104, 164, 184, 299, 328, 533, 598, 829, 943, 1066, 1196, 1658, 1886, 2132, 2392, 3316, 3772, 4264, 6632, 7544, 10777, 12259, 19067, 21554, 24518, 33989, 38134, 43108, 49036, 67978, 76268, 86216, 98072, 135956, 152536, 247871, 271912, 441857, 495742, 781747, 883714, 991484, 1563494, 1767428, 1982968, 3126988, 3534856, 6253976, 10162711, 20325422, 40650844, 81301688]

約数ペア:

[(1, 81301688), (2, 40650844), (4, 20325422), (8, 10162711), (13, 6253976), (23, 3534856), (26, 3126988), (41, 1982968), (46, 1767428), (52, 1563494), (82, 991484), (92, 883714), (104, 781747), (164, 495742), (184, 441857), (299, 271912), (328, 247871), (533, 152536), (598, 135956), (829, 98072), (943, 86216), (1066, 76268), (1196, 67978), (1658, 49036), (1886, 43108), (2132, 38134), (2392, 33989), (3316, 24518), (3772, 21554), (4264, 19067), (6632, 12259), (7544, 10777)]