802016020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{563}}^1\times {\mathrm{5479}}^1$

素因数の和:6064

約数の個数: 48

約数和(自身を含む): 1817343360

約数和(自身を除く): 1015327340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 563, 1126, 2252, 2815, 5479, 5630, 7319, 10958, 11260, 14638, 21916, 27395, 29276, 36595, 54790, 71227, 73190, 109580, 142454, 146380, 284908, 356135, 712270, 1424540, 3084677, 6169354, 12338708, 15423385, 30846770, 40100801, 61693540, 80201602, 160403204, 200504005, 401008010, 802016020]

約数ペア:

[(1, 802016020), (2, 401008010), (4, 200504005), (5, 160403204), (10, 80201602), (13, 61693540), (20, 40100801), (26, 30846770), (52, 15423385), (65, 12338708), (130, 6169354), (260, 3084677), (563, 1424540), (1126, 712270), (2252, 356135), (2815, 284908), (5479, 146380), (5630, 142454), (7319, 109580), (10958, 73190), (11260, 71227), (14638, 54790), (21916, 36595), (27395, 29276)]