131750408

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{761}}^1$

素因数の和:870

約数の個数: 64

約数和(自身を含む): 279806400

約数和(自身を除く): 148055992

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 67, 68, 76, 134, 136, 152, 268, 323, 536, 646, 761, 1139, 1273, 1292, 1522, 2278, 2546, 2584, 3044, 4556, 5092, 6088, 9112, 10184, 12937, 14459, 21641, 25874, 28918, 43282, 50987, 51748, 57836, 86564, 101974, 103496, 115672, 173128, 203948, 245803, 407896, 491606, 866779, 968753, 983212, 1733558, 1937506, 1966424, 3467116, 3875012, 6934232, 7750024, 16468801, 32937602, 65875204, 131750408]

約数ペア:

[(1, 131750408), (2, 65875204), (4, 32937602), (8, 16468801), (17, 7750024), (19, 6934232), (34, 3875012), (38, 3467116), (67, 1966424), (68, 1937506), (76, 1733558), (134, 983212), (136, 968753), (152, 866779), (268, 491606), (323, 407896), (536, 245803), (646, 203948), (761, 173128), (1139, 115672), (1273, 103496), (1292, 101974), (1522, 86564), (2278, 57836), (2546, 51748), (2584, 50987), (3044, 43282), (4556, 28918), (5092, 25874), (6088, 21641), (9112, 14459), (10184, 12937)]