20145358610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1657}}^1\times {\mathrm{2281}}^1$

素因数の和:3999

約数の個数: 64

約数和(自身を含む): 40045156704

約数和(自身を除く): 19899798094

約数列:

[1, 2, 5, 10, 13, 26, 41, 65, 82, 130, 205, 410, 533, 1066, 1657, 2281, 2665, 3314, 4562, 5330, 8285, 11405, 16570, 21541, 22810, 29653, 43082, 59306, 67937, 93521, 107705, 135874, 148265, 187042, 215410, 296530, 339685, 467605, 679370, 883181, 935210, 1215773, 1766362, 2431546, 3779617, 4415905, 6078865, 7559234, 8831810, 12157730, 18898085, 37796170, 49135021, 98270042, 154964297, 245675105, 309928594, 491350210, 774821485, 1549642970, 2014535861, 4029071722, 10072679305, 20145358610]

約数ペア:

[(1, 20145358610), (2, 10072679305), (5, 4029071722), (10, 2014535861), (13, 1549642970), (26, 774821485), (41, 491350210), (65, 309928594), (82, 245675105), (130, 154964297), (205, 98270042), (410, 49135021), (533, 37796170), (1066, 18898085), (1657, 12157730), (2281, 8831810), (2665, 7559234), (3314, 6078865), (4562, 4415905), (5330, 3779617), (8285, 2431546), (11405, 1766362), (16570, 1215773), (21541, 935210), (22810, 883181), (29653, 679370), (43082, 467605), (59306, 339685), (67937, 296530), (93521, 215410), (107705, 187042), (135874, 148265)]