91921880

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{727}}^1$

素因数の和:876

約数の個数: 64

約数和(自身を含む): 216216000

約数和(自身を除く): 124294120

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 109, 116, 145, 218, 232, 290, 436, 545, 580, 727, 872, 1090, 1160, 1454, 2180, 2908, 3161, 3635, 4360, 5816, 6322, 7270, 12644, 14540, 15805, 21083, 25288, 29080, 31610, 42166, 63220, 79243, 84332, 105415, 126440, 158486, 168664, 210830, 316972, 396215, 421660, 633944, 792430, 843320, 1584860, 2298047, 3169720, 4596094, 9192188, 11490235, 18384376, 22980470, 45960940, 91921880]

約数ペア:

[(1, 91921880), (2, 45960940), (4, 22980470), (5, 18384376), (8, 11490235), (10, 9192188), (20, 4596094), (29, 3169720), (40, 2298047), (58, 1584860), (109, 843320), (116, 792430), (145, 633944), (218, 421660), (232, 396215), (290, 316972), (436, 210830), (545, 168664), (580, 158486), (727, 126440), (872, 105415), (1090, 84332), (1160, 79243), (1454, 63220), (2180, 42166), (2908, 31610), (3161, 29080), (3635, 25288), (4360, 21083), (5816, 15805), (6322, 14540), (7270, 12644)]