81224696

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{787}}^1$

素因数の和:916

約数の個数: 64

約数和(自身を含む): 185337600

約数和(自身を除く): 104112904

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 97, 133, 152, 194, 266, 388, 532, 679, 776, 787, 1064, 1358, 1574, 1843, 2716, 3148, 3686, 5432, 5509, 6296, 7372, 11018, 12901, 14744, 14953, 22036, 25802, 29906, 44072, 51604, 59812, 76339, 103208, 104671, 119624, 152678, 209342, 305356, 418684, 534373, 610712, 837368, 1068746, 1450441, 2137492, 2900882, 4274984, 5801764, 10153087, 11603528, 20306174, 40612348, 81224696]

約数ペア:

[(1, 81224696), (2, 40612348), (4, 20306174), (7, 11603528), (8, 10153087), (14, 5801764), (19, 4274984), (28, 2900882), (38, 2137492), (56, 1450441), (76, 1068746), (97, 837368), (133, 610712), (152, 534373), (194, 418684), (266, 305356), (388, 209342), (532, 152678), (679, 119624), (776, 104671), (787, 103208), (1064, 76339), (1358, 59812), (1574, 51604), (1843, 44072), (2716, 29906), (3148, 25802), (3686, 22036), (5432, 14953), (5509, 14744), (6296, 12901), (7372, 11018)]