971539480

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{313}}^1\times {\mathrm{1063}}^1$

素因数の和:1460

約数の個数: 64

約数和(自身を含む): 2225079360

約数和(自身を除く): 1253539880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 313, 365, 584, 626, 730, 1063, 1252, 1460, 1565, 2126, 2504, 2920, 3130, 4252, 5315, 6260, 8504, 10630, 12520, 21260, 22849, 42520, 45698, 77599, 91396, 114245, 155198, 182792, 228490, 310396, 332719, 387995, 456980, 620792, 665438, 775990, 913960, 1330876, 1551980, 1663595, 2661752, 3103960, 3327190, 6654380, 13308760, 24288487, 48576974, 97153948, 121442435, 194307896, 242884870, 485769740, 971539480]

約数ペア:

[(1, 971539480), (2, 485769740), (4, 242884870), (5, 194307896), (8, 121442435), (10, 97153948), (20, 48576974), (40, 24288487), (73, 13308760), (146, 6654380), (292, 3327190), (313, 3103960), (365, 2661752), (584, 1663595), (626, 1551980), (730, 1330876), (1063, 913960), (1252, 775990), (1460, 665438), (1565, 620792), (2126, 456980), (2504, 387995), (2920, 332719), (3130, 310396), (4252, 228490), (5315, 182792), (6260, 155198), (8504, 114245), (10630, 91396), (12520, 77599), (21260, 45698), (22849, 42520)]