66587600

素因数分解:

$2^4\times 5^2\times {\mathrm{61}}^1\times {\mathrm{2729}}^1$

素因数の和:2808

約数の個数: 60

約数和(自身を含む): 162658860

約数和(自身を除く): 96071260

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 61, 80, 100, 122, 200, 244, 305, 400, 488, 610, 976, 1220, 1525, 2440, 2729, 3050, 4880, 5458, 6100, 10916, 12200, 13645, 21832, 24400, 27290, 43664, 54580, 68225, 109160, 136450, 166469, 218320, 272900, 332938, 545800, 665876, 832345, 1091600, 1331752, 1664690, 2663504, 3329380, 4161725, 6658760, 8323450, 13317520, 16646900, 33293800, 66587600]

約数ペア:

[(1, 66587600), (2, 33293800), (4, 16646900), (5, 13317520), (8, 8323450), (10, 6658760), (16, 4161725), (20, 3329380), (25, 2663504), (40, 1664690), (50, 1331752), (61, 1091600), (80, 832345), (100, 665876), (122, 545800), (200, 332938), (244, 272900), (305, 218320), (400, 166469), (488, 136450), (610, 109160), (976, 68225), (1220, 54580), (1525, 43664), (2440, 27290), (2729, 24400), (3050, 21832), (4880, 13645), (5458, 12200), (6100, 10916)]