155672480

素因数分解:

$2^5\times 5^1\times {\mathrm{457}}^1\times {\mathrm{2129}}^1$

素因数の和:2601

約数の個数: 48

約数和(自身を含む): 368754120

約数和(自身を除く): 213081640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 457, 914, 1828, 2129, 2285, 3656, 4258, 4570, 7312, 8516, 9140, 10645, 14624, 17032, 18280, 21290, 34064, 36560, 42580, 68128, 73120, 85160, 170320, 340640, 972953, 1945906, 3891812, 4864765, 7783624, 9729530, 15567248, 19459060, 31134496, 38918120, 77836240, 155672480]

約数ペア:

[(1, 155672480), (2, 77836240), (4, 38918120), (5, 31134496), (8, 19459060), (10, 15567248), (16, 9729530), (20, 7783624), (32, 4864765), (40, 3891812), (80, 1945906), (160, 972953), (457, 340640), (914, 170320), (1828, 85160), (2129, 73120), (2285, 68128), (3656, 42580), (4258, 36560), (4570, 34064), (7312, 21290), (8516, 18280), (9140, 17032), (10645, 14624)]