75712840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{38629}}^1$

素因数の和:38654

約数の個数: 48

約数和(自身を含む): 198171900

約数和(自身を除く): 122459060

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 38629, 77258, 154516, 193145, 270403, 309032, 386290, 540806, 772580, 1081612, 1352015, 1545160, 1892821, 2163224, 2704030, 3785642, 5408060, 7571284, 9464105, 10816120, 15142568, 18928210, 37856420, 75712840]

約数ペア:

[(1, 75712840), (2, 37856420), (4, 18928210), (5, 15142568), (7, 10816120), (8, 9464105), (10, 7571284), (14, 5408060), (20, 3785642), (28, 2704030), (35, 2163224), (40, 1892821), (49, 1545160), (56, 1352015), (70, 1081612), (98, 772580), (140, 540806), (196, 386290), (245, 309032), (280, 270403), (392, 193145), (490, 154516), (980, 77258), (1960, 38629)]