131471450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{547}}^1$

素因数の和:612

約数の個数: 96

約数和(自身を含む): 293552640

約数和(自身を除く): 162081190

約数列:

[1, 2, 5, 10, 11, 19, 22, 23, 25, 38, 46, 50, 55, 95, 110, 115, 190, 209, 230, 253, 275, 418, 437, 475, 506, 547, 550, 575, 874, 950, 1045, 1094, 1150, 1265, 2090, 2185, 2530, 2735, 4370, 4807, 5225, 5470, 6017, 6325, 9614, 10393, 10450, 10925, 12034, 12581, 12650, 13675, 20786, 21850, 24035, 25162, 27350, 30085, 48070, 51965, 60170, 62905, 103930, 114323, 120175, 125810, 138391, 150425, 228646, 239039, 240350, 259825, 276782, 300850, 314525, 478078, 519650, 571615, 629050, 691955, 1143230, 1195195, 1383910, 2390390, 2629429, 2858075, 3459775, 5258858, 5716150, 5975975, 6919550, 11951950, 13147145, 26294290, 65735725, 131471450]

約数ペア:

[(1, 131471450), (2, 65735725), (5, 26294290), (10, 13147145), (11, 11951950), (19, 6919550), (22, 5975975), (23, 5716150), (25, 5258858), (38, 3459775), (46, 2858075), (50, 2629429), (55, 2390390), (95, 1383910), (110, 1195195), (115, 1143230), (190, 691955), (209, 629050), (230, 571615), (253, 519650), (275, 478078), (418, 314525), (437, 300850), (475, 276782), (506, 259825), (547, 240350), (550, 239039), (575, 228646), (874, 150425), (950, 138391), (1045, 125810), (1094, 120175), (1150, 114323), (1265, 103930), (2090, 62905), (2185, 60170), (2530, 51965), (2735, 48070), (4370, 30085), (4807, 27350), (5225, 25162), (5470, 24035), (6017, 21850), (6325, 20786), (9614, 13675), (10393, 12650), (10450, 12581), (10925, 12034)]