71624072

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{541}}^1$

素因数の和:646

約数の個数: 64

約数和(自身を含む): 154795200

約数和(自身を除く): 83171128

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 67, 76, 104, 134, 152, 247, 268, 494, 536, 541, 871, 988, 1082, 1273, 1742, 1976, 2164, 2546, 3484, 4328, 5092, 6968, 7033, 10184, 10279, 14066, 16549, 20558, 28132, 33098, 36247, 41116, 56264, 66196, 72494, 82232, 132392, 133627, 144988, 267254, 289976, 471211, 534508, 688693, 942422, 1069016, 1377386, 1884844, 2754772, 3769688, 5509544, 8953009, 17906018, 35812036, 71624072]

約数ペア:

[(1, 71624072), (2, 35812036), (4, 17906018), (8, 8953009), (13, 5509544), (19, 3769688), (26, 2754772), (38, 1884844), (52, 1377386), (67, 1069016), (76, 942422), (104, 688693), (134, 534508), (152, 471211), (247, 289976), (268, 267254), (494, 144988), (536, 133627), (541, 132392), (871, 82232), (988, 72494), (1082, 66196), (1273, 56264), (1742, 41116), (1976, 36247), (2164, 33098), (2546, 28132), (3484, 20558), (4328, 16549), (5092, 14066), (6968, 10279), (7033, 10184)]