78705590

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{827}}^1$

素因数の和:1172

約数の個数: 32

約数和(自身を含む): 146893824

約数和(自身を除く): 68188234

約数列:

[1, 2, 5, 10, 31, 62, 155, 307, 310, 614, 827, 1535, 1654, 3070, 4135, 8270, 9517, 19034, 25637, 47585, 51274, 95170, 128185, 253889, 256370, 507778, 1269445, 2538890, 7870559, 15741118, 39352795, 78705590]

約数ペア:

[(1, 78705590), (2, 39352795), (5, 15741118), (10, 7870559), (31, 2538890), (62, 1269445), (155, 507778), (307, 256370), (310, 253889), (614, 128185), (827, 95170), (1535, 51274), (1654, 47585), (3070, 25637), (4135, 19034), (8270, 9517)]