79663220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^3\times {\mathrm{37}}^1$

素因数の和:99

約数の個数: 144

約数和(自身を含む): 216513360

約数和(自身を除く): 136850140

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 37, 49, 52, 65, 70, 74, 91, 98, 130, 140, 148, 169, 182, 185, 196, 245, 259, 260, 338, 364, 370, 455, 481, 490, 518, 637, 676, 740, 845, 910, 962, 980, 1036, 1183, 1274, 1295, 1690, 1813, 1820, 1924, 2197, 2366, 2405, 2548, 2590, 3185, 3367, 3380, 3626, 4394, 4732, 4810, 5180, 5915, 6253, 6370, 6734, 7252, 8281, 8788, 9065, 9620, 10985, 11830, 12506, 12740, 13468, 15379, 16562, 16835, 18130, 21970, 23569, 23660, 25012, 30758, 31265, 33124, 33670, 36260, 41405, 43771, 43940, 47138, 61516, 62530, 67340, 76895, 81289, 82810, 87542, 94276, 107653, 117845, 125060, 153790, 162578, 165620, 175084, 215306, 218855, 235690, 306397, 307580, 325156, 406445, 430612, 437710, 471380, 538265, 569023, 612794, 812890, 875420, 1076530, 1138046, 1225588, 1531985, 1625780, 2153060, 2276092, 2845115, 3063970, 3983161, 5690230, 6127940, 7966322, 11380460, 15932644, 19915805, 39831610, 79663220]

約数ペア:

[(1, 79663220), (2, 39831610), (4, 19915805), (5, 15932644), (7, 11380460), (10, 7966322), (13, 6127940), (14, 5690230), (20, 3983161), (26, 3063970), (28, 2845115), (35, 2276092), (37, 2153060), (49, 1625780), (52, 1531985), (65, 1225588), (70, 1138046), (74, 1076530), (91, 875420), (98, 812890), (130, 612794), (140, 569023), (148, 538265), (169, 471380), (182, 437710), (185, 430612), (196, 406445), (245, 325156), (259, 307580), (260, 306397), (338, 235690), (364, 218855), (370, 215306), (455, 175084), (481, 165620), (490, 162578), (518, 153790), (637, 125060), (676, 117845), (740, 107653), (845, 94276), (910, 87542), (962, 82810), (980, 81289), (1036, 76895), (1183, 67340), (1274, 62530), (1295, 61516), (1690, 47138), (1813, 43940), (1820, 43771), (1924, 41405), (2197, 36260), (2366, 33670), (2405, 33124), (2548, 31265), (2590, 30758), (3185, 25012), (3367, 23660), (3380, 23569), (3626, 21970), (4394, 18130), (4732, 16835), (4810, 16562), (5180, 15379), (5915, 13468), (6253, 12740), (6370, 12506), (6734, 11830), (7252, 10985), (8281, 9620), (8788, 9065)]