54127970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{421}}^1$

素因数の和:507

約数の個数: 64

約数和(自身を含む): 112299264

約数和(自身を除く): 58171294

約数列:

[1, 2, 5, 10, 13, 23, 26, 43, 46, 65, 86, 115, 130, 215, 230, 299, 421, 430, 559, 598, 842, 989, 1118, 1495, 1978, 2105, 2795, 2990, 4210, 4945, 5473, 5590, 9683, 9890, 10946, 12857, 18103, 19366, 25714, 27365, 36206, 48415, 54730, 64285, 90515, 96830, 125879, 128570, 181030, 235339, 251758, 416369, 470678, 629395, 832738, 1176695, 1258790, 2081845, 2353390, 4163690, 5412797, 10825594, 27063985, 54127970]

約数ペア:

[(1, 54127970), (2, 27063985), (5, 10825594), (10, 5412797), (13, 4163690), (23, 2353390), (26, 2081845), (43, 1258790), (46, 1176695), (65, 832738), (86, 629395), (115, 470678), (130, 416369), (215, 251758), (230, 235339), (299, 181030), (421, 128570), (430, 125879), (559, 96830), (598, 90515), (842, 64285), (989, 54730), (1118, 48415), (1495, 36206), (1978, 27365), (2105, 25714), (2795, 19366), (2990, 18103), (4210, 12857), (4945, 10946), (5473, 9890), (5590, 9683)]