20123625825

素因数分解:

$3^7\times 5^2\times {\mathrm{368059}}^1$

素因数の和:368090

約数の個数: 48

約数和(自身を含む): 37424340800

約数和(自身を除く): 17300714975

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 243, 405, 675, 729, 1215, 2025, 2187, 3645, 6075, 10935, 18225, 54675, 368059, 1104177, 1840295, 3312531, 5520885, 9201475, 9937593, 16562655, 27604425, 29812779, 49687965, 82813275, 89438337, 149063895, 248439825, 268315011, 447191685, 745319475, 804945033, 1341575055, 2235958425, 4024725165, 6707875275, 20123625825]

約数ペア:

[(1, 20123625825), (3, 6707875275), (5, 4024725165), (9, 2235958425), (15, 1341575055), (25, 804945033), (27, 745319475), (45, 447191685), (75, 268315011), (81, 248439825), (135, 149063895), (225, 89438337), (243, 82813275), (405, 49687965), (675, 29812779), (729, 27604425), (1215, 16562655), (2025, 9937593), (2187, 9201475), (3645, 5520885), (6075, 3312531), (10935, 1840295), (18225, 1104177), (54675, 368059)]