148467280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{142757}}^1$

素因数の和:142783

約数の個数: 40

約数和(自身を含む): 371741832

約数和(自身を除く): 223274552

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 142757, 285514, 571028, 713785, 1142056, 1427570, 1855841, 2284112, 2855140, 3711682, 5710280, 7423364, 9279205, 11420560, 14846728, 18558410, 29693456, 37116820, 74233640, 148467280]

約数ペア:

[(1, 148467280), (2, 74233640), (4, 37116820), (5, 29693456), (8, 18558410), (10, 14846728), (13, 11420560), (16, 9279205), (20, 7423364), (26, 5710280), (40, 3711682), (52, 2855140), (65, 2284112), (80, 1855841), (104, 1427570), (130, 1142056), (208, 713785), (260, 571028), (520, 285514), (1040, 142757)]