81230044

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{461}}^1$

素因数の和:539

約数の個数: 72

約数和(自身を含む): 176964480

約数和(自身を除く): 95734436

約数列:

[1, 2, 4, 7, 14, 28, 29, 31, 49, 58, 62, 98, 116, 124, 196, 203, 217, 406, 434, 461, 812, 868, 899, 922, 1421, 1519, 1798, 1844, 2842, 3038, 3227, 3596, 5684, 6076, 6293, 6454, 12586, 12908, 13369, 14291, 22589, 25172, 26738, 28582, 44051, 45178, 53476, 57164, 88102, 90356, 93583, 100037, 176204, 187166, 200074, 374332, 400148, 414439, 655081, 700259, 828878, 1310162, 1400518, 1657756, 2620324, 2801036, 2901073, 5802146, 11604292, 20307511, 40615022, 81230044]

約数ペア:

[(1, 81230044), (2, 40615022), (4, 20307511), (7, 11604292), (14, 5802146), (28, 2901073), (29, 2801036), (31, 2620324), (49, 1657756), (58, 1400518), (62, 1310162), (98, 828878), (116, 700259), (124, 655081), (196, 414439), (203, 400148), (217, 374332), (406, 200074), (434, 187166), (461, 176204), (812, 100037), (868, 93583), (899, 90356), (922, 88102), (1421, 57164), (1519, 53476), (1798, 45178), (1844, 44051), (2842, 28582), (3038, 26738), (3227, 25172), (3596, 22589), (5684, 14291), (6076, 13369), (6293, 12908), (6454, 12586)]