127545544

素因数分解:

$2^3\times 7^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:422

約数の個数: 64

約数和(自身を含む): 279849600

約数和(自身を除く): 152304056

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 89, 157, 163, 178, 314, 326, 356, 623, 628, 652, 712, 1099, 1141, 1246, 1256, 1304, 2198, 2282, 2492, 4396, 4564, 4984, 8792, 9128, 13973, 14507, 25591, 27946, 29014, 51182, 55892, 58028, 97811, 101549, 102364, 111784, 116056, 179137, 195622, 203098, 204728, 358274, 391244, 406196, 716548, 782488, 812392, 1433096, 2277599, 4555198, 9110396, 15943193, 18220792, 31886386, 63772772, 127545544]

約数ペア:

[(1, 127545544), (2, 63772772), (4, 31886386), (7, 18220792), (8, 15943193), (14, 9110396), (28, 4555198), (56, 2277599), (89, 1433096), (157, 812392), (163, 782488), (178, 716548), (314, 406196), (326, 391244), (356, 358274), (623, 204728), (628, 203098), (652, 195622), (712, 179137), (1099, 116056), (1141, 111784), (1246, 102364), (1256, 101549), (1304, 97811), (2198, 58028), (2282, 55892), (2492, 51182), (4396, 29014), (4564, 27946), (4984, 25591), (8792, 14507), (9128, 13973)]