31215707848

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{313}}^1\times {\mathrm{1231}}^1$

素因数の和:1623

約数の個数: 128

約数和(自身を含む): 68239987200

約数和(自身を除く): 37024279352

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 41, 52, 76, 82, 104, 152, 164, 247, 313, 328, 494, 533, 626, 779, 988, 1066, 1231, 1252, 1558, 1976, 2132, 2462, 2504, 3116, 4069, 4264, 4924, 5947, 6232, 8138, 9848, 10127, 11894, 12833, 16003, 16276, 20254, 23389, 23788, 25666, 32006, 32552, 40508, 46778, 47576, 50471, 51332, 64012, 77311, 81016, 93556, 100942, 102664, 128024, 154622, 166829, 187112, 201884, 243827, 304057, 309244, 333658, 385303, 403768, 487654, 608114, 618488, 656123, 667316, 770606, 958949, 975308, 1216228, 1312246, 1334632, 1541212, 1917898, 1950616, 2432456, 2624492, 3082424, 3169751, 3835796, 5008939, 5248984, 6339502, 7320757, 7671592, 10017878, 12466337, 12679004, 14641514, 15797423, 20035756, 24932674, 25358008, 29283028, 31594846, 40071512, 49865348, 58566056, 63189692, 95169841, 99730696, 126379384, 190339682, 205366499, 300151037, 380679364, 410732998, 600302074, 761358728, 821465996, 1200604148, 1642931992, 2401208296, 3901963481, 7803926962, 15607853924, 31215707848]

約数ペア:

[(1, 31215707848), (2, 15607853924), (4, 7803926962), (8, 3901963481), (13, 2401208296), (19, 1642931992), (26, 1200604148), (38, 821465996), (41, 761358728), (52, 600302074), (76, 410732998), (82, 380679364), (104, 300151037), (152, 205366499), (164, 190339682), (247, 126379384), (313, 99730696), (328, 95169841), (494, 63189692), (533, 58566056), (626, 49865348), (779, 40071512), (988, 31594846), (1066, 29283028), (1231, 25358008), (1252, 24932674), (1558, 20035756), (1976, 15797423), (2132, 14641514), (2462, 12679004), (2504, 12466337), (3116, 10017878), (4069, 7671592), (4264, 7320757), (4924, 6339502), (5947, 5248984), (6232, 5008939), (8138, 3835796), (9848, 3169751), (10127, 3082424), (11894, 2624492), (12833, 2432456), (16003, 1950616), (16276, 1917898), (20254, 1541212), (23389, 1334632), (23788, 1312246), (25666, 1216228), (32006, 975308), (32552, 958949), (40508, 770606), (46778, 667316), (47576, 656123), (50471, 618488), (51332, 608114), (64012, 487654), (77311, 403768), (81016, 385303), (93556, 333658), (100942, 309244), (102664, 304057), (128024, 243827), (154622, 201884), (166829, 187112)]