131675648

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{271}}^1$

素因数の和:375

約数の個数: 80

約数和(自身を含む): 288273216

約数和(自身を除く): 156597568

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 73, 104, 128, 146, 208, 256, 271, 292, 416, 512, 542, 584, 832, 949, 1084, 1168, 1664, 1898, 2168, 2336, 3328, 3523, 3796, 4336, 4672, 6656, 7046, 7592, 8672, 9344, 14092, 15184, 17344, 18688, 19783, 28184, 30368, 34688, 37376, 39566, 56368, 60736, 69376, 79132, 112736, 121472, 138752, 158264, 225472, 242944, 257179, 316528, 450944, 485888, 514358, 633056, 901888, 1028716, 1266112, 1803776, 2057432, 2532224, 4114864, 5064448, 8229728, 10128896, 16459456, 32918912, 65837824, 131675648]

約数ペア:

[(1, 131675648), (2, 65837824), (4, 32918912), (8, 16459456), (13, 10128896), (16, 8229728), (26, 5064448), (32, 4114864), (52, 2532224), (64, 2057432), (73, 1803776), (104, 1266112), (128, 1028716), (146, 901888), (208, 633056), (256, 514358), (271, 485888), (292, 450944), (416, 316528), (512, 257179), (542, 242944), (584, 225472), (832, 158264), (949, 138752), (1084, 121472), (1168, 112736), (1664, 79132), (1898, 69376), (2168, 60736), (2336, 56368), (3328, 39566), (3523, 37376), (3796, 34688), (4336, 30368), (4672, 28184), (6656, 19783), (7046, 18688), (7592, 17344), (8672, 15184), (9344, 14092)]