72456540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{92893}}^1$

素因数の和:92918

約数の個数: 48

約数和(自身を含む): 218486688

約数和(自身を除く): 146030148

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 92893, 185786, 278679, 371572, 464465, 557358, 928930, 1114716, 1207609, 1393395, 1857860, 2415218, 2786790, 3622827, 4830436, 5573580, 6038045, 7245654, 12076090, 14491308, 18114135, 24152180, 36228270, 72456540]

約数ペア:

[(1, 72456540), (2, 36228270), (3, 24152180), (4, 18114135), (5, 14491308), (6, 12076090), (10, 7245654), (12, 6038045), (13, 5573580), (15, 4830436), (20, 3622827), (26, 2786790), (30, 2415218), (39, 1857860), (52, 1393395), (60, 1207609), (65, 1114716), (78, 928930), (130, 557358), (156, 464465), (195, 371572), (260, 278679), (390, 185786), (780, 92893)]