87564008

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:199

約数の個数: 128

約数和(自身を含む): 215654400

約数和(自身を除く): 128090392

約数列:

[1, 2, 4, 7, 8, 14, 17, 19, 28, 34, 38, 47, 56, 68, 76, 94, 103, 119, 133, 136, 152, 188, 206, 238, 266, 323, 329, 376, 412, 476, 532, 646, 658, 721, 799, 824, 893, 952, 1064, 1292, 1316, 1442, 1598, 1751, 1786, 1957, 2261, 2584, 2632, 2884, 3196, 3502, 3572, 3914, 4522, 4841, 5593, 5768, 6251, 6392, 7004, 7144, 7828, 9044, 9682, 11186, 12257, 12502, 13699, 14008, 15181, 15656, 18088, 19364, 22372, 24514, 25004, 27398, 30362, 33269, 33887, 38728, 44744, 49028, 50008, 54796, 60724, 66538, 67774, 82297, 91979, 98056, 106267, 109592, 121448, 133076, 135548, 164594, 183958, 212534, 232883, 266152, 271096, 329188, 367916, 425068, 465766, 576079, 643853, 658376, 735832, 850136, 931532, 1152158, 1287706, 1563643, 1863064, 2304316, 2575412, 3127286, 4608632, 5150824, 6254572, 10945501, 12509144, 21891002, 43782004, 87564008]

約数ペア:

[(1, 87564008), (2, 43782004), (4, 21891002), (7, 12509144), (8, 10945501), (14, 6254572), (17, 5150824), (19, 4608632), (28, 3127286), (34, 2575412), (38, 2304316), (47, 1863064), (56, 1563643), (68, 1287706), (76, 1152158), (94, 931532), (103, 850136), (119, 735832), (133, 658376), (136, 643853), (152, 576079), (188, 465766), (206, 425068), (238, 367916), (266, 329188), (323, 271096), (329, 266152), (376, 232883), (412, 212534), (476, 183958), (532, 164594), (646, 135548), (658, 133076), (721, 121448), (799, 109592), (824, 106267), (893, 98056), (952, 91979), (1064, 82297), (1292, 67774), (1316, 66538), (1442, 60724), (1598, 54796), (1751, 50008), (1786, 49028), (1957, 44744), (2261, 38728), (2584, 33887), (2632, 33269), (2884, 30362), (3196, 27398), (3502, 25004), (3572, 24514), (3914, 22372), (4522, 19364), (4841, 18088), (5593, 15656), (5768, 15181), (6251, 14008), (6392, 13699), (7004, 12502), (7144, 12257), (7828, 11186), (9044, 9682)]