850789225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{13999}}^1$

素因数の和:14050

約数の個数: 48

約数和(自身を含む): 1312416000

約数和(自身を除く): 461626775

約数列:

[1, 5, 11, 13, 17, 25, 55, 65, 85, 143, 187, 221, 275, 325, 425, 715, 935, 1105, 2431, 3575, 4675, 5525, 12155, 13999, 60775, 69995, 153989, 181987, 237983, 349975, 769945, 909935, 1189915, 2001857, 2617813, 3093779, 3849725, 4549675, 5949575, 10009285, 13089065, 15468895, 34031569, 50046425, 65445325, 77344475, 170157845, 850789225]

約数ペア:

[(1, 850789225), (5, 170157845), (11, 77344475), (13, 65445325), (17, 50046425), (25, 34031569), (55, 15468895), (65, 13089065), (85, 10009285), (143, 5949575), (187, 4549675), (221, 3849725), (275, 3093779), (325, 2617813), (425, 2001857), (715, 1189915), (935, 909935), (1105, 769945), (2431, 349975), (3575, 237983), (4675, 181987), (5525, 153989), (12155, 69995), (13999, 60775)]