25293720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:205

約数の個数: 128

約数和(自身を含む): 80015040

約数和(自身を除く): 54721320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 53, 60, 82, 97, 106, 120, 123, 159, 164, 194, 205, 212, 246, 265, 291, 318, 328, 388, 410, 424, 485, 492, 530, 582, 615, 636, 776, 795, 820, 970, 984, 1060, 1164, 1230, 1272, 1455, 1590, 1640, 1940, 2120, 2173, 2328, 2460, 2910, 3180, 3880, 3977, 4346, 4920, 5141, 5820, 6360, 6519, 7954, 8692, 10282, 10865, 11640, 11931, 13038, 15423, 15908, 17384, 19885, 20564, 21730, 23862, 25705, 26076, 30846, 31816, 32595, 39770, 41128, 43460, 47724, 51410, 52152, 59655, 61692, 65190, 77115, 79540, 86920, 95448, 102820, 119310, 123384, 130380, 154230, 159080, 205640, 210781, 238620, 260760, 308460, 421562, 477240, 616920, 632343, 843124, 1053905, 1264686, 1686248, 2107810, 2529372, 3161715, 4215620, 5058744, 6323430, 8431240, 12646860, 25293720]

約数ペア:

[(1, 25293720), (2, 12646860), (3, 8431240), (4, 6323430), (5, 5058744), (6, 4215620), (8, 3161715), (10, 2529372), (12, 2107810), (15, 1686248), (20, 1264686), (24, 1053905), (30, 843124), (40, 632343), (41, 616920), (53, 477240), (60, 421562), (82, 308460), (97, 260760), (106, 238620), (120, 210781), (123, 205640), (159, 159080), (164, 154230), (194, 130380), (205, 123384), (212, 119310), (246, 102820), (265, 95448), (291, 86920), (318, 79540), (328, 77115), (388, 65190), (410, 61692), (424, 59655), (485, 52152), (492, 51410), (530, 47724), (582, 43460), (615, 41128), (636, 39770), (776, 32595), (795, 31816), (820, 30846), (970, 26076), (984, 25705), (1060, 23862), (1164, 21730), (1230, 20564), (1272, 19885), (1455, 17384), (1590, 15908), (1640, 15423), (1940, 13038), (2120, 11931), (2173, 11640), (2328, 10865), (2460, 10282), (2910, 8692), (3180, 7954), (3880, 6519), (3977, 6360), (4346, 5820), (4920, 5141)]