61978720

素因数分解:

$2^5\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2957}}^1$

素因数の和:3103

約数の個数: 48

約数和(自身を含む): 147592368

約数和(自身を除く): 85613648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 131, 160, 262, 524, 655, 1048, 1310, 2096, 2620, 2957, 4192, 5240, 5914, 10480, 11828, 14785, 20960, 23656, 29570, 47312, 59140, 94624, 118280, 236560, 387367, 473120, 774734, 1549468, 1936835, 3098936, 3873670, 6197872, 7747340, 12395744, 15494680, 30989360, 61978720]

約数ペア:

[(1, 61978720), (2, 30989360), (4, 15494680), (5, 12395744), (8, 7747340), (10, 6197872), (16, 3873670), (20, 3098936), (32, 1936835), (40, 1549468), (80, 774734), (131, 473120), (160, 387367), (262, 236560), (524, 118280), (655, 94624), (1048, 59140), (1310, 47312), (2096, 29570), (2620, 23656), (2957, 20960), (4192, 14785), (5240, 11828), (5914, 10480)]