145435520

素因数分解:

$2^7\times 5^1\times {\mathrm{113}}^1\times {\mathrm{2011}}^1$

素因数の和:2143

約数の個数: 64

約数和(自身を含む): 350933040

約数和(自身を除く): 205497520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 113, 128, 160, 226, 320, 452, 565, 640, 904, 1130, 1808, 2011, 2260, 3616, 4022, 4520, 7232, 8044, 9040, 10055, 14464, 16088, 18080, 20110, 32176, 36160, 40220, 64352, 72320, 80440, 128704, 160880, 227243, 257408, 321760, 454486, 643520, 908972, 1136215, 1287040, 1817944, 2272430, 3635888, 4544860, 7271776, 9089720, 14543552, 18179440, 29087104, 36358880, 72717760, 145435520]

約数ペア:

[(1, 145435520), (2, 72717760), (4, 36358880), (5, 29087104), (8, 18179440), (10, 14543552), (16, 9089720), (20, 7271776), (32, 4544860), (40, 3635888), (64, 2272430), (80, 1817944), (113, 1287040), (128, 1136215), (160, 908972), (226, 643520), (320, 454486), (452, 321760), (565, 257408), (640, 227243), (904, 160880), (1130, 128704), (1808, 80440), (2011, 72320), (2260, 64352), (3616, 40220), (4022, 36160), (4520, 32176), (7232, 20110), (8044, 18080), (9040, 16088), (10055, 14464)]