31845580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2311}}^1$

素因数の和:2386

約数の個数: 48

約数和(自身を含む): 73410624

約数和(自身を除く): 41565044

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 530, 689, 1060, 1378, 2311, 2756, 3445, 4622, 6890, 9244, 11555, 13780, 23110, 30043, 46220, 60086, 120172, 122483, 150215, 244966, 300430, 489932, 600860, 612415, 1224830, 1592279, 2449660, 3184558, 6369116, 7961395, 15922790, 31845580]

約数ペア:

[(1, 31845580), (2, 15922790), (4, 7961395), (5, 6369116), (10, 3184558), (13, 2449660), (20, 1592279), (26, 1224830), (52, 612415), (53, 600860), (65, 489932), (106, 300430), (130, 244966), (212, 150215), (260, 122483), (265, 120172), (530, 60086), (689, 46220), (1060, 30043), (1378, 23110), (2311, 13780), (2756, 11555), (3445, 9244), (4622, 6890)]