51918240140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{157109}}^1$

素因数の和:157203

約数の個数: 96

約数和(自身を含む): 124159633920

約数和(自身を除く): 72241393780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 41, 52, 62, 65, 82, 124, 130, 155, 164, 205, 260, 310, 403, 410, 533, 620, 806, 820, 1066, 1271, 1612, 2015, 2132, 2542, 2665, 4030, 5084, 5330, 6355, 8060, 10660, 12710, 16523, 25420, 33046, 66092, 82615, 157109, 165230, 314218, 330460, 628436, 785545, 1571090, 2042417, 3142180, 4084834, 4870379, 6441469, 8169668, 9740758, 10212085, 12882938, 19481516, 20424170, 24351895, 25765876, 32207345, 40848340, 48703790, 63314927, 64414690, 83739097, 97407580, 126629854, 128829380, 167478194, 199685539, 253259708, 316574635, 334956388, 399371078, 418695485, 633149270, 798742156, 837390970, 998427695, 1266298540, 1674781940, 1996855390, 2595912007, 3993710780, 5191824014, 10383648028, 12979560035, 25959120070, 51918240140]

約数ペア:

[(1, 51918240140), (2, 25959120070), (4, 12979560035), (5, 10383648028), (10, 5191824014), (13, 3993710780), (20, 2595912007), (26, 1996855390), (31, 1674781940), (41, 1266298540), (52, 998427695), (62, 837390970), (65, 798742156), (82, 633149270), (124, 418695485), (130, 399371078), (155, 334956388), (164, 316574635), (205, 253259708), (260, 199685539), (310, 167478194), (403, 128829380), (410, 126629854), (533, 97407580), (620, 83739097), (806, 64414690), (820, 63314927), (1066, 48703790), (1271, 40848340), (1612, 32207345), (2015, 25765876), (2132, 24351895), (2542, 20424170), (2665, 19481516), (4030, 12882938), (5084, 10212085), (5330, 9740758), (6355, 8169668), (8060, 6441469), (10660, 4870379), (12710, 4084834), (16523, 3142180), (25420, 2042417), (33046, 1571090), (66092, 785545), (82615, 628436), (157109, 330460), (165230, 314218)]