26488280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1$

素因数の和:433

約数の個数: 128

約数和(自身を含む): 77414400

約数和(自身を除く): 50926120

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 26, 28, 35, 38, 40, 52, 56, 65, 70, 76, 91, 95, 104, 130, 133, 140, 152, 182, 190, 247, 260, 266, 280, 364, 380, 383, 455, 494, 520, 532, 665, 728, 760, 766, 910, 988, 1064, 1235, 1330, 1532, 1729, 1820, 1915, 1976, 2470, 2660, 2681, 3064, 3458, 3640, 3830, 4940, 4979, 5320, 5362, 6916, 7277, 7660, 8645, 9880, 9958, 10724, 13405, 13832, 14554, 15320, 17290, 19916, 21448, 24895, 26810, 29108, 34580, 34853, 36385, 39832, 49790, 50939, 53620, 58216, 69160, 69706, 72770, 94601, 99580, 101878, 107240, 139412, 145540, 174265, 189202, 199160, 203756, 254695, 278824, 291080, 348530, 378404, 407512, 473005, 509390, 662207, 697060, 756808, 946010, 1018780, 1324414, 1394120, 1892020, 2037560, 2648828, 3311035, 3784040, 5297656, 6622070, 13244140, 26488280]

約数ペア:

[(1, 26488280), (2, 13244140), (4, 6622070), (5, 5297656), (7, 3784040), (8, 3311035), (10, 2648828), (13, 2037560), (14, 1892020), (19, 1394120), (20, 1324414), (26, 1018780), (28, 946010), (35, 756808), (38, 697060), (40, 662207), (52, 509390), (56, 473005), (65, 407512), (70, 378404), (76, 348530), (91, 291080), (95, 278824), (104, 254695), (130, 203756), (133, 199160), (140, 189202), (152, 174265), (182, 145540), (190, 139412), (247, 107240), (260, 101878), (266, 99580), (280, 94601), (364, 72770), (380, 69706), (383, 69160), (455, 58216), (494, 53620), (520, 50939), (532, 49790), (665, 39832), (728, 36385), (760, 34853), (766, 34580), (910, 29108), (988, 26810), (1064, 24895), (1235, 21448), (1330, 19916), (1532, 17290), (1729, 15320), (1820, 14554), (1915, 13832), (1976, 13405), (2470, 10724), (2660, 9958), (2681, 9880), (3064, 8645), (3458, 7660), (3640, 7277), (3830, 6916), (4940, 5362), (4979, 5320)]