66760220

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1\times {\mathrm{307}}^1$

素因数の和:530

約数の個数: 48

約数和(自身を含む): 143434368

約数和(自身を除く): 76674148

約数列:

[1, 2, 4, 5, 10, 20, 83, 131, 166, 262, 307, 332, 415, 524, 614, 655, 830, 1228, 1310, 1535, 1660, 2620, 3070, 6140, 10873, 21746, 25481, 40217, 43492, 50962, 54365, 80434, 101924, 108730, 127405, 160868, 201085, 217460, 254810, 402170, 509620, 804340, 3338011, 6676022, 13352044, 16690055, 33380110, 66760220]

約数ペア:

[(1, 66760220), (2, 33380110), (4, 16690055), (5, 13352044), (10, 6676022), (20, 3338011), (83, 804340), (131, 509620), (166, 402170), (262, 254810), (307, 217460), (332, 201085), (415, 160868), (524, 127405), (614, 108730), (655, 101924), (830, 80434), (1228, 54365), (1310, 50962), (1535, 43492), (1660, 40217), (2620, 25481), (3070, 21746), (6140, 10873)]