528998990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{1549}}^1$

素因数の和:1677

約数の個数: 64

約数和(自身を含む): 1068681600

約数和(自身を除く): 539682610

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 71, 74, 130, 142, 185, 355, 370, 481, 710, 923, 962, 1549, 1846, 2405, 2627, 3098, 4615, 4810, 5254, 7745, 9230, 13135, 15490, 20137, 26270, 34151, 40274, 57313, 68302, 100685, 109979, 114626, 170755, 201370, 219958, 286565, 341510, 549895, 573130, 745069, 1099790, 1429727, 1490138, 2859454, 3725345, 4069223, 7148635, 7450690, 8138446, 14297270, 20346115, 40692230, 52899899, 105799798, 264499495, 528998990]

約数ペア:

[(1, 528998990), (2, 264499495), (5, 105799798), (10, 52899899), (13, 40692230), (26, 20346115), (37, 14297270), (65, 8138446), (71, 7450690), (74, 7148635), (130, 4069223), (142, 3725345), (185, 2859454), (355, 1490138), (370, 1429727), (481, 1099790), (710, 745069), (923, 573130), (962, 549895), (1549, 341510), (1846, 286565), (2405, 219958), (2627, 201370), (3098, 170755), (4615, 114626), (4810, 109979), (5254, 100685), (7745, 68302), (9230, 57313), (13135, 40274), (15490, 34151), (20137, 26270)]