553619625

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:232

約数の個数: 128

約数和(自身を含む): 1076275200

約数和(自身を除く): 522655575

約数列:

[1, 3, 5, 13, 15, 19, 25, 39, 43, 57, 65, 75, 95, 125, 129, 139, 195, 215, 247, 285, 325, 375, 417, 475, 559, 645, 695, 741, 817, 975, 1075, 1235, 1425, 1625, 1677, 1807, 2085, 2375, 2451, 2641, 2795, 3225, 3475, 3705, 4085, 4875, 5375, 5421, 5977, 6175, 7125, 7923, 8385, 9035, 10425, 10621, 12255, 13205, 13975, 16125, 17375, 17931, 18525, 20425, 27105, 29885, 30875, 31863, 34333, 39615, 41925, 45175, 52125, 53105, 61275, 66025, 69875, 77701, 89655, 92625, 102125, 102999, 113563, 135525, 149425, 159315, 171665, 198075, 209625, 225875, 233103, 265525, 306375, 330125, 340689, 388505, 448275, 514995, 567815, 677625, 747125, 796575, 858325, 990375, 1165515, 1327625, 1476319, 1703445, 1942525, 2241375, 2574975, 2839075, 3982875, 4291625, 4428957, 5827575, 7381595, 8517225, 9712625, 12874875, 14195375, 22144785, 29137875, 36907975, 42586125, 110723925, 184539875, 553619625]

約数ペア:

[(1, 553619625), (3, 184539875), (5, 110723925), (13, 42586125), (15, 36907975), (19, 29137875), (25, 22144785), (39, 14195375), (43, 12874875), (57, 9712625), (65, 8517225), (75, 7381595), (95, 5827575), (125, 4428957), (129, 4291625), (139, 3982875), (195, 2839075), (215, 2574975), (247, 2241375), (285, 1942525), (325, 1703445), (375, 1476319), (417, 1327625), (475, 1165515), (559, 990375), (645, 858325), (695, 796575), (741, 747125), (817, 677625), (975, 567815), (1075, 514995), (1235, 448275), (1425, 388505), (1625, 340689), (1677, 330125), (1807, 306375), (2085, 265525), (2375, 233103), (2451, 225875), (2641, 209625), (2795, 198075), (3225, 171665), (3475, 159315), (3705, 149425), (4085, 135525), (4875, 113563), (5375, 102999), (5421, 102125), (5977, 92625), (6175, 89655), (7125, 77701), (7923, 69875), (8385, 66025), (9035, 61275), (10425, 53105), (10621, 52125), (12255, 45175), (13205, 41925), (13975, 39615), (16125, 34333), (17375, 31863), (17931, 30875), (18525, 29885), (20425, 27105)]