204557470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{6269}}^1$

素因数の和:6540

約数の個数: 32

約数和(自身を含む): 398170080

約数和(自身を除く): 193612610

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 251, 502, 1255, 2510, 3263, 6269, 6526, 12538, 16315, 31345, 32630, 62690, 81497, 162994, 407485, 814970, 1573519, 3147038, 7867595, 15735190, 20455747, 40911494, 102278735, 204557470]

約数ペア:

[(1, 204557470), (2, 102278735), (5, 40911494), (10, 20455747), (13, 15735190), (26, 7867595), (65, 3147038), (130, 1573519), (251, 814970), (502, 407485), (1255, 162994), (2510, 81497), (3263, 62690), (6269, 32630), (6526, 31345), (12538, 16315)]