75907840

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1913}}^1$

素因数の和:1965

約数の個数: 72

約数和(自身を含む): 187786368

約数和(自身を除く): 111878528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 992, 1240, 1280, 1913, 1984, 2480, 3826, 3968, 4960, 7652, 7936, 9565, 9920, 15304, 19130, 19840, 30608, 38260, 39680, 59303, 61216, 76520, 118606, 122432, 153040, 237212, 244864, 296515, 306080, 474424, 489728, 593030, 612160, 948848, 1186060, 1224320, 1897696, 2372120, 2448640, 3795392, 4744240, 7590784, 9488480, 15181568, 18976960, 37953920, 75907840]

約数ペア:

[(1, 75907840), (2, 37953920), (4, 18976960), (5, 15181568), (8, 9488480), (10, 7590784), (16, 4744240), (20, 3795392), (31, 2448640), (32, 2372120), (40, 1897696), (62, 1224320), (64, 1186060), (80, 948848), (124, 612160), (128, 593030), (155, 489728), (160, 474424), (248, 306080), (256, 296515), (310, 244864), (320, 237212), (496, 153040), (620, 122432), (640, 118606), (992, 76520), (1240, 61216), (1280, 59303), (1913, 39680), (1984, 38260), (2480, 30608), (3826, 19840), (3968, 19130), (4960, 15304), (7652, 9920), (7936, 9565)]