8587764980

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1\times {\mathrm{15809}}^1$

素因数の和:16148

約数の個数: 48

約数和(自身を含む): 18255237840

約数和(自身を除く): 9667472860

約数列:

[1, 2, 4, 5, 10, 20, 157, 173, 314, 346, 628, 692, 785, 865, 1570, 1730, 3140, 3460, 15809, 27161, 31618, 54322, 63236, 79045, 108644, 135805, 158090, 271610, 316180, 543220, 2482013, 2734957, 4964026, 5469914, 9928052, 10939828, 12410065, 13674785, 24820130, 27349570, 49640260, 54699140, 429388249, 858776498, 1717552996, 2146941245, 4293882490, 8587764980]

約数ペア:

[(1, 8587764980), (2, 4293882490), (4, 2146941245), (5, 1717552996), (10, 858776498), (20, 429388249), (157, 54699140), (173, 49640260), (314, 27349570), (346, 24820130), (628, 13674785), (692, 12410065), (785, 10939828), (865, 9928052), (1570, 5469914), (1730, 4964026), (3140, 2734957), (3460, 2482013), (15809, 543220), (27161, 316180), (31618, 271610), (54322, 158090), (63236, 135805), (79045, 108644)]