400094656

素因数分解:

$2^6\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{521}}^1$

素因数の和:630

約数の個数: 84

約数和(自身を含む): 873489744

約数和(自身を除く): 473395088

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 71, 104, 142, 169, 208, 284, 338, 416, 521, 568, 676, 832, 923, 1042, 1136, 1352, 1846, 2084, 2272, 2704, 3692, 4168, 4544, 5408, 6773, 7384, 8336, 10816, 11999, 13546, 14768, 16672, 23998, 27092, 29536, 33344, 36991, 47996, 54184, 59072, 73982, 88049, 95992, 108368, 147964, 176098, 191984, 216736, 295928, 352196, 383968, 433472, 480883, 591856, 704392, 767936, 961766, 1183712, 1408784, 1923532, 2367424, 2817568, 3847064, 5635136, 6251479, 7694128, 12502958, 15388256, 25005916, 30776512, 50011832, 100023664, 200047328, 400094656]

約数ペア:

[(1, 400094656), (2, 200047328), (4, 100023664), (8, 50011832), (13, 30776512), (16, 25005916), (26, 15388256), (32, 12502958), (52, 7694128), (64, 6251479), (71, 5635136), (104, 3847064), (142, 2817568), (169, 2367424), (208, 1923532), (284, 1408784), (338, 1183712), (416, 961766), (521, 767936), (568, 704392), (676, 591856), (832, 480883), (923, 433472), (1042, 383968), (1136, 352196), (1352, 295928), (1846, 216736), (2084, 191984), (2272, 176098), (2704, 147964), (3692, 108368), (4168, 95992), (4544, 88049), (5408, 73982), (6773, 59072), (7384, 54184), (8336, 47996), (10816, 36991), (11999, 33344), (13546, 29536), (14768, 27092), (16672, 23998)]