1640300545

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{283}}^1\times {\mathrm{3877}}^1$

素因数の和:4201

約数の個数: 32

約数和(自身を含む): 2220325632

約数和(自身を除く): 580025087

約数列:

[1, 5, 13, 23, 65, 115, 283, 299, 1415, 1495, 3679, 3877, 6509, 18395, 19385, 32545, 50401, 84617, 89171, 252005, 423085, 445855, 1097191, 1159223, 5485955, 5796115, 14263483, 25235393, 71317415, 126176965, 328060109, 1640300545]

約数ペア:

[(1, 1640300545), (5, 328060109), (13, 126176965), (23, 71317415), (65, 25235393), (115, 14263483), (283, 5796115), (299, 5485955), (1415, 1159223), (1495, 1097191), (3679, 445855), (3877, 423085), (6509, 252005), (18395, 89171), (19385, 84617), (32545, 50401)]