577264220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{15973}}^1$

素因数の和:16134

約数の個数: 48

約数和(自身を含む): 1314979680

約数和(自身を除く): 737715460

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 139, 260, 278, 556, 695, 1390, 1807, 2780, 3614, 7228, 9035, 15973, 18070, 31946, 36140, 63892, 79865, 159730, 207649, 319460, 415298, 830596, 1038245, 2076490, 2220247, 4152980, 4440494, 8880988, 11101235, 22202470, 28863211, 44404940, 57726422, 115452844, 144316055, 288632110, 577264220]

約数ペア:

[(1, 577264220), (2, 288632110), (4, 144316055), (5, 115452844), (10, 57726422), (13, 44404940), (20, 28863211), (26, 22202470), (52, 11101235), (65, 8880988), (130, 4440494), (139, 4152980), (260, 2220247), (278, 2076490), (556, 1038245), (695, 830596), (1390, 415298), (1807, 319460), (2780, 207649), (3614, 159730), (7228, 79865), (9035, 63892), (15973, 36140), (18070, 31946)]