77883890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{30071}}^1$

素因数の和:30122

約数の個数: 32

約数和(自身を含む): 164553984

約数和(自身を除く): 86670094

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 70, 74, 185, 259, 370, 518, 1295, 2590, 30071, 60142, 150355, 210497, 300710, 420994, 1052485, 1112627, 2104970, 2225254, 5563135, 7788389, 11126270, 15576778, 38941945, 77883890]

約数ペア:

[(1, 77883890), (2, 38941945), (5, 15576778), (7, 11126270), (10, 7788389), (14, 5563135), (35, 2225254), (37, 2104970), (70, 1112627), (74, 1052485), (185, 420994), (259, 300710), (370, 210497), (518, 150355), (1295, 60142), (2590, 30071)]