97799660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{9839}}^1$

素因数の和:9926

約数の個数: 48

約数和(自身を含む): 238049280

約数和(自身を除く): 140249620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 9839, 9940, 19678, 39356, 49195, 68873, 98390, 137746, 196780, 275492, 344365, 688730, 698569, 1377460, 1397138, 2794276, 3492845, 4889983, 6985690, 9779966, 13971380, 19559932, 24449915, 48899830, 97799660]

約数ペア:

[(1, 97799660), (2, 48899830), (4, 24449915), (5, 19559932), (7, 13971380), (10, 9779966), (14, 6985690), (20, 4889983), (28, 3492845), (35, 2794276), (70, 1397138), (71, 1377460), (140, 698569), (142, 688730), (284, 344365), (355, 275492), (497, 196780), (710, 137746), (994, 98390), (1420, 68873), (1988, 49195), (2485, 39356), (4970, 19678), (9839, 9940)]