55565020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^2\times {\mathrm{59}}^1$

素因数の和:144

約数の個数: 108

約数和(自身を含む): 142634520

約数和(自身を除く): 87069500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 49, 59, 62, 70, 98, 118, 124, 140, 155, 196, 217, 236, 245, 295, 310, 413, 434, 490, 590, 620, 826, 868, 961, 980, 1085, 1180, 1519, 1652, 1829, 1922, 2065, 2170, 2891, 3038, 3658, 3844, 4130, 4340, 4805, 5782, 6076, 6727, 7316, 7595, 8260, 9145, 9610, 11564, 12803, 13454, 14455, 15190, 18290, 19220, 25606, 26908, 28910, 30380, 33635, 36580, 47089, 51212, 56699, 57820, 64015, 67270, 89621, 94178, 113398, 128030, 134540, 179242, 188356, 226796, 235445, 256060, 283495, 358484, 396893, 448105, 470890, 566990, 793786, 896210, 941780, 1133980, 1587572, 1792420, 1984465, 2778251, 3968930, 5556502, 7937860, 11113004, 13891255, 27782510, 55565020]

約数ペア:

[(1, 55565020), (2, 27782510), (4, 13891255), (5, 11113004), (7, 7937860), (10, 5556502), (14, 3968930), (20, 2778251), (28, 1984465), (31, 1792420), (35, 1587572), (49, 1133980), (59, 941780), (62, 896210), (70, 793786), (98, 566990), (118, 470890), (124, 448105), (140, 396893), (155, 358484), (196, 283495), (217, 256060), (236, 235445), (245, 226796), (295, 188356), (310, 179242), (413, 134540), (434, 128030), (490, 113398), (590, 94178), (620, 89621), (826, 67270), (868, 64015), (961, 57820), (980, 56699), (1085, 51212), (1180, 47089), (1519, 36580), (1652, 33635), (1829, 30380), (1922, 28910), (2065, 26908), (2170, 25606), (2891, 19220), (3038, 18290), (3658, 15190), (3844, 14455), (4130, 13454), (4340, 12803), (4805, 11564), (5782, 9610), (6076, 9145), (6727, 8260), (7316, 7595)]