31245191068

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{271}}^1\times {\mathrm{4339}}^1$

素因数の和:4707

約数の個数: 96

約数和(自身を含む): 68486727680

約数和(自身を除く): 37241536612

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 73, 91, 146, 182, 271, 292, 364, 511, 542, 949, 1022, 1084, 1897, 1898, 2044, 3523, 3794, 3796, 4339, 6643, 7046, 7588, 8678, 13286, 14092, 17356, 19783, 24661, 26572, 30373, 39566, 49322, 56407, 60746, 79132, 98644, 112814, 121492, 138481, 225628, 257179, 276962, 316747, 394849, 514358, 553924, 633494, 789698, 1028716, 1175869, 1266988, 1579396, 1800253, 2217229, 2351738, 3600506, 4117711, 4434458, 4703476, 7201012, 8231083, 8235422, 8868916, 15286297, 16462166, 16470844, 28823977, 30572594, 32924332, 57647954, 61145188, 85838437, 107004079, 115295908, 171676874, 214008158, 343353748, 428016316, 600869059, 1115899681, 1201738118, 2231799362, 2403476236, 4463598724, 7811297767, 15622595534, 31245191068]

約数ペア:

[(1, 31245191068), (2, 15622595534), (4, 7811297767), (7, 4463598724), (13, 2403476236), (14, 2231799362), (26, 1201738118), (28, 1115899681), (52, 600869059), (73, 428016316), (91, 343353748), (146, 214008158), (182, 171676874), (271, 115295908), (292, 107004079), (364, 85838437), (511, 61145188), (542, 57647954), (949, 32924332), (1022, 30572594), (1084, 28823977), (1897, 16470844), (1898, 16462166), (2044, 15286297), (3523, 8868916), (3794, 8235422), (3796, 8231083), (4339, 7201012), (6643, 4703476), (7046, 4434458), (7588, 4117711), (8678, 3600506), (13286, 2351738), (14092, 2217229), (17356, 1800253), (19783, 1579396), (24661, 1266988), (26572, 1175869), (30373, 1028716), (39566, 789698), (49322, 633494), (56407, 553924), (60746, 514358), (79132, 394849), (98644, 316747), (112814, 276962), (121492, 257179), (138481, 225628)]