31119872

素因数分解:

$2^9\times 7^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1$

素因数の和:501

約数の個数: 80

約数和(自身を含む): 74965440

約数和(自身を除く): 43845568

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 256, 266, 304, 448, 457, 512, 532, 608, 896, 914, 1064, 1216, 1792, 1828, 2128, 2432, 3199, 3584, 3656, 4256, 4864, 6398, 7312, 8512, 8683, 9728, 12796, 14624, 17024, 17366, 25592, 29248, 34048, 34732, 51184, 58496, 60781, 68096, 69464, 102368, 116992, 121562, 138928, 204736, 233984, 243124, 277856, 409472, 486248, 555712, 818944, 972496, 1111424, 1637888, 1944992, 2222848, 3889984, 4445696, 7779968, 15559936, 31119872]

約数ペア:

[(1, 31119872), (2, 15559936), (4, 7779968), (7, 4445696), (8, 3889984), (14, 2222848), (16, 1944992), (19, 1637888), (28, 1111424), (32, 972496), (38, 818944), (56, 555712), (64, 486248), (76, 409472), (112, 277856), (128, 243124), (133, 233984), (152, 204736), (224, 138928), (256, 121562), (266, 116992), (304, 102368), (448, 69464), (457, 68096), (512, 60781), (532, 58496), (608, 51184), (896, 34732), (914, 34048), (1064, 29248), (1216, 25592), (1792, 17366), (1828, 17024), (2128, 14624), (2432, 12796), (3199, 9728), (3584, 8683), (3656, 8512), (4256, 7312), (4864, 6398)]