201918880

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43517}}^1$

素因数の和:43561

約数の個数: 48

約数和(自身を含む): 493494120

約数和(自身を除く): 291575240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 116, 145, 160, 232, 290, 464, 580, 928, 1160, 2320, 4640, 43517, 87034, 174068, 217585, 348136, 435170, 696272, 870340, 1261993, 1392544, 1740680, 2523986, 3481360, 5047972, 6309965, 6962720, 10095944, 12619930, 20191888, 25239860, 40383776, 50479720, 100959440, 201918880]

約数ペア:

[(1, 201918880), (2, 100959440), (4, 50479720), (5, 40383776), (8, 25239860), (10, 20191888), (16, 12619930), (20, 10095944), (29, 6962720), (32, 6309965), (40, 5047972), (58, 3481360), (80, 2523986), (116, 1740680), (145, 1392544), (160, 1261993), (232, 870340), (290, 696272), (464, 435170), (580, 348136), (928, 217585), (1160, 174068), (2320, 87034), (4640, 43517)]