251630990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{523}}^1\times {\mathrm{3701}}^1$

素因数の和:4244

約数の個数: 32

約数和(自身を含む): 488841696

約数和(自身を除く): 237210706

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 523, 1046, 2615, 3701, 5230, 6799, 7402, 13598, 18505, 33995, 37010, 48113, 67990, 96226, 240565, 481130, 1935623, 3871246, 9678115, 19356230, 25163099, 50326198, 125815495, 251630990]

約数ペア:

[(1, 251630990), (2, 125815495), (5, 50326198), (10, 25163099), (13, 19356230), (26, 9678115), (65, 3871246), (130, 1935623), (523, 481130), (1046, 240565), (2615, 96226), (3701, 67990), (5230, 48113), (6799, 37010), (7402, 33995), (13598, 18505)]