253965809488

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1142837}}^1$

素因数の和:1142924

約数の個数: 80

約数和(自身を含む): 561179171520

約数和(自身を除く): 307213362032

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 43, 68, 76, 86, 136, 152, 172, 272, 304, 323, 344, 646, 688, 731, 817, 1292, 1462, 1634, 2584, 2924, 3268, 5168, 5848, 6536, 11696, 13072, 13889, 27778, 55556, 111112, 222224, 1142837, 2285674, 4571348, 9142696, 18285392, 19428229, 21713903, 38856458, 43427806, 49141991, 77712916, 86855612, 98283982, 155425832, 173711224, 196567964, 310851664, 347422448, 369136351, 393135928, 738272702, 786271856, 835413847, 933697829, 1476545404, 1670827694, 1867395658, 2953090808, 3341655388, 3734791316, 5906181616, 6683310776, 7469582632, 13366621552, 14939165264, 15872863093, 31745726186, 63491452372, 126982904744, 253965809488]

約数ペア:

[(1, 253965809488), (2, 126982904744), (4, 63491452372), (8, 31745726186), (16, 15872863093), (17, 14939165264), (19, 13366621552), (34, 7469582632), (38, 6683310776), (43, 5906181616), (68, 3734791316), (76, 3341655388), (86, 2953090808), (136, 1867395658), (152, 1670827694), (172, 1476545404), (272, 933697829), (304, 835413847), (323, 786271856), (344, 738272702), (646, 393135928), (688, 369136351), (731, 347422448), (817, 310851664), (1292, 196567964), (1462, 173711224), (1634, 155425832), (2584, 98283982), (2924, 86855612), (3268, 77712916), (5168, 49141991), (5848, 43427806), (6536, 38856458), (11696, 21713903), (13072, 19428229), (13889, 18285392), (27778, 9142696), (55556, 4571348), (111112, 2285674), (222224, 1142837)]