48990280

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{269}}^1$

素因数の和:466

約数の個数: 64

約数和(自身を含む): 115182000

約数和(自身を除く): 66191720

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 157, 232, 269, 290, 314, 538, 580, 628, 785, 1076, 1160, 1256, 1345, 1570, 2152, 2690, 3140, 4553, 5380, 6280, 7801, 9106, 10760, 15602, 18212, 22765, 31204, 36424, 39005, 42233, 45530, 62408, 78010, 84466, 91060, 156020, 168932, 182120, 211165, 312040, 337864, 422330, 844660, 1224757, 1689320, 2449514, 4899028, 6123785, 9798056, 12247570, 24495140, 48990280]

約数ペア:

[(1, 48990280), (2, 24495140), (4, 12247570), (5, 9798056), (8, 6123785), (10, 4899028), (20, 2449514), (29, 1689320), (40, 1224757), (58, 844660), (116, 422330), (145, 337864), (157, 312040), (232, 211165), (269, 182120), (290, 168932), (314, 156020), (538, 91060), (580, 84466), (628, 78010), (785, 62408), (1076, 45530), (1160, 42233), (1256, 39005), (1345, 36424), (1570, 31204), (2152, 22765), (2690, 18212), (3140, 15602), (4553, 10760), (5380, 9106), (6280, 7801)]