98776375

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:145

約数の個数: 64

約数和(自身を含む): 142331904

約数和(自身を除く): 43555529

約数列:

[1, 5, 17, 23, 25, 43, 47, 85, 115, 125, 215, 235, 391, 425, 575, 731, 799, 989, 1075, 1081, 1175, 1955, 2021, 2125, 2875, 3655, 3995, 4945, 5375, 5405, 5875, 9775, 10105, 16813, 18275, 18377, 19975, 24725, 27025, 34357, 46483, 48875, 50525, 84065, 91375, 91885, 99875, 123625, 135125, 171785, 232415, 252625, 420325, 459425, 790211, 858925, 1162075, 2101625, 2297125, 3951055, 4294625, 5810375, 19755275, 98776375]

約数ペア:

[(1, 98776375), (5, 19755275), (17, 5810375), (23, 4294625), (25, 3951055), (43, 2297125), (47, 2101625), (85, 1162075), (115, 858925), (125, 790211), (215, 459425), (235, 420325), (391, 252625), (425, 232415), (575, 171785), (731, 135125), (799, 123625), (989, 99875), (1075, 91885), (1081, 91375), (1175, 84065), (1955, 50525), (2021, 48875), (2125, 46483), (2875, 34357), (3655, 27025), (3995, 24725), (4945, 19975), (5375, 18377), (5405, 18275), (5875, 16813), (9775, 10105)]