144935440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139361}}^1$

素因数の和:139387

約数の個数: 40

約数和(自身を含む): 362898648

約数和(自身を除く): 217963208

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 139361, 278722, 557444, 696805, 1114888, 1393610, 1811693, 2229776, 2787220, 3623386, 5574440, 7246772, 9058465, 11148880, 14493544, 18116930, 28987088, 36233860, 72467720, 144935440]

約数ペア:

[(1, 144935440), (2, 72467720), (4, 36233860), (5, 28987088), (8, 18116930), (10, 14493544), (13, 11148880), (16, 9058465), (20, 7246772), (26, 5574440), (40, 3623386), (52, 2787220), (65, 2229776), (80, 1811693), (104, 1393610), (130, 1114888), (208, 696805), (260, 557444), (520, 278722), (1040, 139361)]