1291289450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{733}}^1\times {\mathrm{3203}}^1$

素因数の和:3959

約数の個数: 48

約数和(自身を含む): 2624537376

約数和(自身を除く): 1333247926

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 733, 1466, 3203, 3665, 6406, 7330, 8063, 16015, 16126, 18325, 32030, 35233, 36650, 40315, 70466, 80075, 80630, 160150, 176165, 201575, 352330, 403150, 880825, 1761650, 2347799, 4695598, 11738995, 23477990, 25825789, 51651578, 58694975, 117389950, 129128945, 258257890, 645644725, 1291289450]

約数ペア:

[(1, 1291289450), (2, 645644725), (5, 258257890), (10, 129128945), (11, 117389950), (22, 58694975), (25, 51651578), (50, 25825789), (55, 23477990), (110, 11738995), (275, 4695598), (550, 2347799), (733, 1761650), (1466, 880825), (3203, 403150), (3665, 352330), (6406, 201575), (7330, 176165), (8063, 160150), (16015, 80630), (16126, 80075), (18325, 70466), (32030, 40315), (35233, 36650)]