98008900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{641}}^1$

素因数の和:805

約数の個数: 72

約数和(自身を含む): 234047520

約数和(自身を除く): 136038620

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 139, 220, 275, 278, 550, 556, 641, 695, 1100, 1282, 1390, 1529, 2564, 2780, 3058, 3205, 3475, 6116, 6410, 6950, 7051, 7645, 12820, 13900, 14102, 15290, 16025, 28204, 30580, 32050, 35255, 38225, 64100, 70510, 76450, 89099, 141020, 152900, 176275, 178198, 352550, 356396, 445495, 705100, 890990, 980089, 1781980, 1960178, 2227475, 3920356, 4454950, 4900445, 8909900, 9800890, 19601780, 24502225, 49004450, 98008900]

約数ペア:

[(1, 98008900), (2, 49004450), (4, 24502225), (5, 19601780), (10, 9800890), (11, 8909900), (20, 4900445), (22, 4454950), (25, 3920356), (44, 2227475), (50, 1960178), (55, 1781980), (100, 980089), (110, 890990), (139, 705100), (220, 445495), (275, 356396), (278, 352550), (550, 178198), (556, 176275), (641, 152900), (695, 141020), (1100, 89099), (1282, 76450), (1390, 70510), (1529, 64100), (2564, 38225), (2780, 35255), (3058, 32050), (3205, 30580), (3475, 28204), (6116, 16025), (6410, 15290), (6950, 14102), (7051, 13900), (7645, 12820)]