87974380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{563}}^1\times {\mathrm{601}}^1$

素因数の和:1186

約数の個数: 48

約数和(自身を含む): 199642464

約数和(自身を除く): 111668084

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 563, 601, 1126, 1202, 2252, 2404, 2815, 3005, 5630, 6010, 7319, 7813, 11260, 12020, 14638, 15626, 29276, 31252, 36595, 39065, 73190, 78130, 146380, 156260, 338363, 676726, 1353452, 1691815, 3383630, 4398719, 6767260, 8797438, 17594876, 21993595, 43987190, 87974380]

約数ペア:

[(1, 87974380), (2, 43987190), (4, 21993595), (5, 17594876), (10, 8797438), (13, 6767260), (20, 4398719), (26, 3383630), (52, 1691815), (65, 1353452), (130, 676726), (260, 338363), (563, 156260), (601, 146380), (1126, 78130), (1202, 73190), (2252, 39065), (2404, 36595), (2815, 31252), (3005, 29276), (5630, 15626), (6010, 14638), (7319, 12020), (7813, 11260)]