78743145

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1$

素因数の和:322

約数の個数: 64

約数和(自身を含む): 143829504

約数和(自身を除く): 65086359

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 97, 115, 181, 195, 291, 299, 345, 485, 543, 897, 905, 1261, 1455, 1495, 2231, 2353, 2715, 3783, 4163, 4485, 6305, 6693, 7059, 11155, 11765, 12489, 17557, 18915, 20815, 29003, 33465, 35295, 52671, 54119, 62445, 87009, 87785, 145015, 162357, 228241, 263355, 270595, 403811, 435045, 684723, 811785, 1141205, 1211433, 2019055, 3423615, 5249543, 6057165, 15748629, 26247715, 78743145]

約数ペア:

[(1, 78743145), (3, 26247715), (5, 15748629), (13, 6057165), (15, 5249543), (23, 3423615), (39, 2019055), (65, 1211433), (69, 1141205), (97, 811785), (115, 684723), (181, 435045), (195, 403811), (291, 270595), (299, 263355), (345, 228241), (485, 162357), (543, 145015), (897, 87785), (905, 87009), (1261, 62445), (1455, 54119), (1495, 52671), (2231, 35295), (2353, 33465), (2715, 29003), (3783, 20815), (4163, 18915), (4485, 17557), (6305, 12489), (6693, 11765), (7059, 11155)]