64720695

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{5441}}^1$

素因数の和:5523

約数の個数: 32

約数和(自身を含む): 113367744

約数和(自身を除く): 48647049

約数列:

[1, 3, 5, 13, 15, 39, 61, 65, 183, 195, 305, 793, 915, 2379, 3965, 5441, 11895, 16323, 27205, 70733, 81615, 212199, 331901, 353665, 995703, 1060995, 1659505, 4314713, 4978515, 12944139, 21573565, 64720695]

約数ペア:

[(1, 64720695), (3, 21573565), (5, 12944139), (13, 4978515), (15, 4314713), (39, 1659505), (61, 1060995), (65, 995703), (183, 353665), (195, 331901), (305, 212199), (793, 81615), (915, 70733), (2379, 27205), (3965, 16323), (5441, 11895)]