69721340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{1171}}^1$

素因数の和:1422

約数の個数: 48

約数和(自身を含む): 158501280

約数和(自身を除く): 88779940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 229, 260, 458, 916, 1145, 1171, 2290, 2342, 2977, 4580, 4684, 5855, 5954, 11710, 11908, 14885, 15223, 23420, 29770, 30446, 59540, 60892, 76115, 152230, 268159, 304460, 536318, 1072636, 1340795, 2681590, 3486067, 5363180, 6972134, 13944268, 17430335, 34860670, 69721340]

約数ペア:

[(1, 69721340), (2, 34860670), (4, 17430335), (5, 13944268), (10, 6972134), (13, 5363180), (20, 3486067), (26, 2681590), (52, 1340795), (65, 1072636), (130, 536318), (229, 304460), (260, 268159), (458, 152230), (916, 76115), (1145, 60892), (1171, 59540), (2290, 30446), (2342, 29770), (2977, 23420), (4580, 15223), (4684, 14885), (5855, 11908), (5954, 11710)]