25687320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1$

素因数の和:305

約数の個数: 128

約数和(自身を含む): 82736640

約数和(自身を除く): 57049320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 41, 46, 60, 69, 82, 92, 115, 120, 123, 138, 164, 184, 205, 227, 230, 246, 276, 328, 345, 410, 454, 460, 492, 552, 615, 681, 690, 820, 908, 920, 943, 984, 1135, 1230, 1362, 1380, 1640, 1816, 1886, 2270, 2460, 2724, 2760, 2829, 3405, 3772, 4540, 4715, 4920, 5221, 5448, 5658, 6810, 7544, 9080, 9307, 9430, 10442, 11316, 13620, 14145, 15663, 18614, 18860, 20884, 22632, 26105, 27240, 27921, 28290, 31326, 37228, 37720, 41768, 46535, 52210, 55842, 56580, 62652, 74456, 78315, 93070, 104420, 111684, 113160, 125304, 139605, 156630, 186140, 208840, 214061, 223368, 279210, 313260, 372280, 428122, 558420, 626520, 642183, 856244, 1070305, 1116840, 1284366, 1712488, 2140610, 2568732, 3210915, 4281220, 5137464, 6421830, 8562440, 12843660, 25687320]

約数ペア:

[(1, 25687320), (2, 12843660), (3, 8562440), (4, 6421830), (5, 5137464), (6, 4281220), (8, 3210915), (10, 2568732), (12, 2140610), (15, 1712488), (20, 1284366), (23, 1116840), (24, 1070305), (30, 856244), (40, 642183), (41, 626520), (46, 558420), (60, 428122), (69, 372280), (82, 313260), (92, 279210), (115, 223368), (120, 214061), (123, 208840), (138, 186140), (164, 156630), (184, 139605), (205, 125304), (227, 113160), (230, 111684), (246, 104420), (276, 93070), (328, 78315), (345, 74456), (410, 62652), (454, 56580), (460, 55842), (492, 52210), (552, 46535), (615, 41768), (681, 37720), (690, 37228), (820, 31326), (908, 28290), (920, 27921), (943, 27240), (984, 26105), (1135, 22632), (1230, 20884), (1362, 18860), (1380, 18614), (1640, 15663), (1816, 14145), (1886, 13620), (2270, 11316), (2460, 10442), (2724, 9430), (2760, 9307), (2829, 9080), (3405, 7544), (3772, 6810), (4540, 5658), (4715, 5448), (4920, 5221)]