28679104160

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{3658049}}^1$

素因数の和:3658078

約数の個数: 72

約数和(自身を含む): 78816345300

約数和(自身を除く): 50137241140

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 3658049, 7316098, 14632196, 18290245, 25606343, 29264392, 36580490, 51212686, 58528784, 73160980, 102425372, 117057568, 128031715, 146321960, 179244401, 204850744, 256063430, 292643920, 358488802, 409701488, 512126860, 585287840, 716977604, 819402976, 896222005, 1024253720, 1433955208, 1792444010, 2048507440, 2867910416, 3584888020, 4097014880, 5735820832, 7169776040, 14339552080, 28679104160]

約数ペア:

[(1, 28679104160), (2, 14339552080), (4, 7169776040), (5, 5735820832), (7, 4097014880), (8, 3584888020), (10, 2867910416), (14, 2048507440), (16, 1792444010), (20, 1433955208), (28, 1024253720), (32, 896222005), (35, 819402976), (40, 716977604), (49, 585287840), (56, 512126860), (70, 409701488), (80, 358488802), (98, 292643920), (112, 256063430), (140, 204850744), (160, 179244401), (196, 146321960), (224, 128031715), (245, 117057568), (280, 102425372), (392, 73160980), (490, 58528784), (560, 51212686), (784, 36580490), (980, 29264392), (1120, 25606343), (1568, 18290245), (1960, 14632196), (3920, 7316098), (7840, 3658049)]