40656256

素因数分解:

$2^7\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:243

約数の個数: 64

約数和(自身を含む): 84994560

約数和(自身を除く): 44338304

約数列:

[1, 2, 4, 8, 16, 32, 41, 61, 64, 82, 122, 127, 128, 164, 244, 254, 328, 488, 508, 656, 976, 1016, 1312, 1952, 2032, 2501, 2624, 3904, 4064, 5002, 5207, 5248, 7747, 7808, 8128, 10004, 10414, 15494, 16256, 20008, 20828, 30988, 40016, 41656, 61976, 80032, 83312, 123952, 160064, 166624, 247904, 317627, 320128, 333248, 495808, 635254, 666496, 991616, 1270508, 2541016, 5082032, 10164064, 20328128, 40656256]

約数ペア:

[(1, 40656256), (2, 20328128), (4, 10164064), (8, 5082032), (16, 2541016), (32, 1270508), (41, 991616), (61, 666496), (64, 635254), (82, 495808), (122, 333248), (127, 320128), (128, 317627), (164, 247904), (244, 166624), (254, 160064), (328, 123952), (488, 83312), (508, 80032), (656, 61976), (976, 41656), (1016, 40016), (1312, 30988), (1952, 20828), (2032, 20008), (2501, 16256), (2624, 15494), (3904, 10414), (4064, 10004), (5002, 8128), (5207, 7808), (5248, 7747)]