78542884

素因数分解:

$2^2\times 7^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:198

約数の個数: 96

約数和(自身を含む): 177408000

約数和(自身を除く): 98865116

約数列:

[1, 2, 4, 7, 14, 19, 23, 28, 38, 46, 49, 76, 92, 98, 131, 133, 161, 196, 262, 266, 322, 343, 437, 524, 532, 644, 686, 874, 917, 931, 1127, 1372, 1748, 1834, 1862, 2254, 2489, 3013, 3059, 3668, 3724, 4508, 4978, 6026, 6118, 6419, 6517, 7889, 9956, 12052, 12236, 12838, 13034, 15778, 17423, 21091, 21413, 25676, 26068, 31556, 34846, 42182, 42826, 44933, 57247, 69692, 84364, 85652, 89866, 114494, 121961, 147637, 149891, 179732, 228988, 243922, 295274, 299782, 400729, 487844, 590548, 599564, 801458, 853727, 1033459, 1602916, 1707454, 2066918, 2805103, 3414908, 4133836, 5610206, 11220412, 19635721, 39271442, 78542884]

約数ペア:

[(1, 78542884), (2, 39271442), (4, 19635721), (7, 11220412), (14, 5610206), (19, 4133836), (23, 3414908), (28, 2805103), (38, 2066918), (46, 1707454), (49, 1602916), (76, 1033459), (92, 853727), (98, 801458), (131, 599564), (133, 590548), (161, 487844), (196, 400729), (262, 299782), (266, 295274), (322, 243922), (343, 228988), (437, 179732), (524, 149891), (532, 147637), (644, 121961), (686, 114494), (874, 89866), (917, 85652), (931, 84364), (1127, 69692), (1372, 57247), (1748, 44933), (1834, 42826), (1862, 42182), (2254, 34846), (2489, 31556), (3013, 26068), (3059, 25676), (3668, 21413), (3724, 21091), (4508, 17423), (4978, 15778), (6026, 13034), (6118, 12838), (6419, 12236), (6517, 12052), (7889, 9956)]