90791680

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{10133}}^1$

素因数の和:10161

約数の個数: 72

約数和(自身を含む): 248566752

約数和(自身を除く): 157775072

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8960, 10133, 20266, 40532, 50665, 70931, 81064, 101330, 141862, 162128, 202660, 283724, 324256, 354655, 405320, 567448, 648512, 709310, 810640, 1134896, 1297024, 1418620, 1621280, 2269792, 2594048, 2837240, 3242560, 4539584, 5674480, 6485120, 9079168, 11348960, 12970240, 18158336, 22697920, 45395840, 90791680]

約数ペア:

[(1, 90791680), (2, 45395840), (4, 22697920), (5, 18158336), (7, 12970240), (8, 11348960), (10, 9079168), (14, 6485120), (16, 5674480), (20, 4539584), (28, 3242560), (32, 2837240), (35, 2594048), (40, 2269792), (56, 1621280), (64, 1418620), (70, 1297024), (80, 1134896), (112, 810640), (128, 709310), (140, 648512), (160, 567448), (224, 405320), (256, 354655), (280, 324256), (320, 283724), (448, 202660), (560, 162128), (640, 141862), (896, 101330), (1120, 81064), (1280, 70931), (1792, 50665), (2240, 40532), (4480, 20266), (8960, 10133)]