51165980

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{331}}^1$

素因数の和:530

約数の個数: 48

約数和(自身を含む): 110436480

約数和(自身を除く): 59270500

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 131, 236, 262, 295, 331, 524, 590, 655, 662, 1180, 1310, 1324, 1655, 2620, 3310, 6620, 7729, 15458, 19529, 30916, 38645, 39058, 43361, 77290, 78116, 86722, 97645, 154580, 173444, 195290, 216805, 390580, 433610, 867220, 2558299, 5116598, 10233196, 12791495, 25582990, 51165980]

約数ペア:

[(1, 51165980), (2, 25582990), (4, 12791495), (5, 10233196), (10, 5116598), (20, 2558299), (59, 867220), (118, 433610), (131, 390580), (236, 216805), (262, 195290), (295, 173444), (331, 154580), (524, 97645), (590, 86722), (655, 78116), (662, 77290), (1180, 43361), (1310, 39058), (1324, 38645), (1655, 30916), (2620, 19529), (3310, 15458), (6620, 7729)]