157220236225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{263}}^1\times {\mathrm{739}}^1$

素因数の和:1175

約数の個数: 96

約数和(自身を含む): 223835673600

約数和(自身を除く): 66615437375

約数列:

[1, 5, 13, 19, 25, 65, 95, 131, 247, 263, 325, 475, 655, 739, 1235, 1315, 1703, 2489, 3275, 3419, 3695, 4997, 6175, 6575, 8515, 9607, 12445, 14041, 17095, 18475, 24985, 32357, 34453, 42575, 48035, 62225, 64961, 70205, 85475, 96809, 124925, 161785, 172265, 182533, 194357, 240175, 324805, 351025, 447889, 484045, 654607, 808925, 861325, 912665, 971785, 1258517, 1624025, 1839371, 2239445, 2420225, 2526641, 3273035, 3692783, 4563325, 4858925, 6292585, 8509891, 9196855, 11197225, 12633205, 16365175, 18463915, 23911823, 25460767, 31462925, 42549455, 45984275, 48006179, 63166025, 92319575, 119559115, 127303835, 212747275, 240030895, 330989971, 483754573, 597795575, 636519175, 1200154475, 1654949855, 2418772865, 6288809449, 8274749275, 12093864325, 31444047245, 157220236225]

約数ペア:

[(1, 157220236225), (5, 31444047245), (13, 12093864325), (19, 8274749275), (25, 6288809449), (65, 2418772865), (95, 1654949855), (131, 1200154475), (247, 636519175), (263, 597795575), (325, 483754573), (475, 330989971), (655, 240030895), (739, 212747275), (1235, 127303835), (1315, 119559115), (1703, 92319575), (2489, 63166025), (3275, 48006179), (3419, 45984275), (3695, 42549455), (4997, 31462925), (6175, 25460767), (6575, 23911823), (8515, 18463915), (9607, 16365175), (12445, 12633205), (14041, 11197225), (17095, 9196855), (18475, 8509891), (24985, 6292585), (32357, 4858925), (34453, 4563325), (42575, 3692783), (48035, 3273035), (62225, 2526641), (64961, 2420225), (70205, 2239445), (85475, 1839371), (96809, 1624025), (124925, 1258517), (161785, 971785), (172265, 912665), (182533, 861325), (194357, 808925), (240175, 654607), (324805, 484045), (351025, 447889)]