71286540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{91393}}^1$

素因数の和:91418

約数の個数: 48

約数和(自身を含む): 214958688

約数和(自身を除く): 143672148

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, 91393, 182786, 274179, 365572, 456965, 548358, 913930, 1096716, 1188109, 1370895, 1827860, 2376218, 2741790, 3564327, 4752436, 5483580, 5940545, 7128654, 11881090, 14257308, 17821635, 23762180, 35643270, 71286540]

約数ペア:

[(1, 71286540), (2, 35643270), (3, 23762180), (4, 17821635), (5, 14257308), (6, 11881090), (10, 7128654), (12, 5940545), (13, 5483580), (15, 4752436), (20, 3564327), (26, 2741790), (30, 2376218), (39, 1827860), (52, 1370895), (60, 1188109), (65, 1096716), (78, 913930), (130, 548358), (156, 456965), (195, 365572), (260, 274179), (390, 182786), (780, 91393)]