70322980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{38639}}^1$

素因数の和:38668

約数の個数: 48

約数和(自身を含む): 181762560

約数和(自身を除く): 111439580

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 38639, 77278, 154556, 193195, 270473, 386390, 502307, 540946, 772780, 1004614, 1081892, 1352365, 2009228, 2511535, 2704730, 3516149, 5023070, 5409460, 7032298, 10046140, 14064596, 17580745, 35161490, 70322980]

約数ペア:

[(1, 70322980), (2, 35161490), (4, 17580745), (5, 14064596), (7, 10046140), (10, 7032298), (13, 5409460), (14, 5023070), (20, 3516149), (26, 2704730), (28, 2511535), (35, 2009228), (52, 1352365), (65, 1081892), (70, 1004614), (91, 772780), (130, 540946), (140, 502307), (182, 386390), (260, 270473), (364, 193195), (455, 154556), (910, 77278), (1820, 38639)]