29981900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23063}}^1$

素因数の和:23090

約数の個数: 36

約数和(自身を含む): 70068432

約数和(自身を除く): 40086532

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 23063, 46126, 92252, 115315, 230630, 299819, 461260, 576575, 599638, 1153150, 1199276, 1499095, 2306300, 2998190, 5996380, 7495475, 14990950, 29981900]

約数ペア:

[(1, 29981900), (2, 14990950), (4, 7495475), (5, 5996380), (10, 2998190), (13, 2306300), (20, 1499095), (25, 1199276), (26, 1153150), (50, 599638), (52, 576575), (65, 461260), (100, 299819), (130, 230630), (260, 115315), (325, 92252), (650, 46126), (1300, 23063)]