25072875

素因数分解:

$3^3\times 5^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:83

約数の個数: 128

約数和(自身を含む): 53913600

約数和(自身を除く): 28840725

約数列:

[1, 3, 5, 9, 15, 17, 19, 23, 25, 27, 45, 51, 57, 69, 75, 85, 95, 115, 125, 135, 153, 171, 207, 225, 255, 285, 323, 345, 375, 391, 425, 437, 459, 475, 513, 575, 621, 675, 765, 855, 969, 1035, 1125, 1173, 1275, 1311, 1425, 1615, 1725, 1955, 2125, 2185, 2295, 2375, 2565, 2875, 2907, 3105, 3375, 3519, 3825, 3933, 4275, 4845, 5175, 5865, 6375, 6555, 7125, 7429, 8075, 8625, 8721, 9775, 10557, 10925, 11475, 11799, 12825, 14535, 15525, 17595, 19125, 19665, 21375, 22287, 24225, 25875, 29325, 32775, 37145, 40375, 43605, 48875, 52785, 54625, 57375, 58995, 64125, 66861, 72675, 77625, 87975, 98325, 111435, 121125, 146625, 163875, 185725, 200583, 218025, 263925, 294975, 334305, 363375, 439875, 491625, 557175, 928625, 1002915, 1090125, 1319625, 1474875, 1671525, 2785875, 5014575, 8357625, 25072875]

約数ペア:

[(1, 25072875), (3, 8357625), (5, 5014575), (9, 2785875), (15, 1671525), (17, 1474875), (19, 1319625), (23, 1090125), (25, 1002915), (27, 928625), (45, 557175), (51, 491625), (57, 439875), (69, 363375), (75, 334305), (85, 294975), (95, 263925), (115, 218025), (125, 200583), (135, 185725), (153, 163875), (171, 146625), (207, 121125), (225, 111435), (255, 98325), (285, 87975), (323, 77625), (345, 72675), (375, 66861), (391, 64125), (425, 58995), (437, 57375), (459, 54625), (475, 52785), (513, 48875), (575, 43605), (621, 40375), (675, 37145), (765, 32775), (855, 29325), (969, 25875), (1035, 24225), (1125, 22287), (1173, 21375), (1275, 19665), (1311, 19125), (1425, 17595), (1615, 15525), (1725, 14535), (1955, 12825), (2125, 11799), (2185, 11475), (2295, 10925), (2375, 10557), (2565, 9775), (2875, 8721), (2907, 8625), (3105, 8075), (3375, 7429), (3519, 7125), (3825, 6555), (3933, 6375), (4275, 5865), (4845, 5175)]