81019500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{54013}}^1$

素因数の和:54035

約数の個数: 48

約数和(自身を含む): 235933152

約数和(自身を除く): 154913652

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 150, 250, 300, 375, 500, 750, 1500, 54013, 108026, 162039, 216052, 270065, 324078, 540130, 648156, 810195, 1080260, 1350325, 1620390, 2700650, 3240780, 4050975, 5401300, 6751625, 8101950, 13503250, 16203900, 20254875, 27006500, 40509750, 81019500]

約数ペア:

[(1, 81019500), (2, 40509750), (3, 27006500), (4, 20254875), (5, 16203900), (6, 13503250), (10, 8101950), (12, 6751625), (15, 5401300), (20, 4050975), (25, 3240780), (30, 2700650), (50, 1620390), (60, 1350325), (75, 1080260), (100, 810195), (125, 648156), (150, 540130), (250, 324078), (300, 270065), (375, 216052), (500, 162039), (750, 108026), (1500, 54013)]