679478525

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1$

素因数の和:303

約数の個数: 72

約数和(自身を含む): 999514152

約数和(自身を除く): 320035627

約数列:

[1, 5, 11, 17, 25, 55, 73, 85, 121, 181, 187, 275, 365, 425, 605, 803, 905, 935, 1241, 1825, 1991, 2057, 3025, 3077, 4015, 4525, 4675, 6205, 8833, 9955, 10285, 13213, 13651, 15385, 20075, 21901, 31025, 33847, 44165, 49775, 51425, 66065, 68255, 76925, 109505, 145343, 150161, 169235, 220825, 224621, 330325, 341275, 372317, 547525, 726715, 750805, 846175, 1123105, 1598773, 1861585, 2470831, 3633575, 3754025, 5615525, 7993865, 9307925, 12354155, 27179141, 39969325, 61770775, 135895705, 679478525]

約数ペア:

[(1, 679478525), (5, 135895705), (11, 61770775), (17, 39969325), (25, 27179141), (55, 12354155), (73, 9307925), (85, 7993865), (121, 5615525), (181, 3754025), (187, 3633575), (275, 2470831), (365, 1861585), (425, 1598773), (605, 1123105), (803, 846175), (905, 750805), (935, 726715), (1241, 547525), (1825, 372317), (1991, 341275), (2057, 330325), (3025, 224621), (3077, 220825), (4015, 169235), (4525, 150161), (4675, 145343), (6205, 109505), (8833, 76925), (9955, 68255), (10285, 66065), (13213, 51425), (13651, 49775), (15385, 44165), (20075, 33847), (21901, 31025)]