65515920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{272983}}^1$

素因数の和:272999

約数の個数: 40

約数和(自身を含む): 203100096

約数和(自身を除く): 137584176

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 272983, 545966, 818949, 1091932, 1364915, 1637898, 2183864, 2729830, 3275796, 4094745, 4367728, 5459660, 6551592, 8189490, 10919320, 13103184, 16378980, 21838640, 32757960, 65515920]

約数ペア:

[(1, 65515920), (2, 32757960), (3, 21838640), (4, 16378980), (5, 13103184), (6, 10919320), (8, 8189490), (10, 6551592), (12, 5459660), (15, 4367728), (16, 4094745), (20, 3275796), (24, 2729830), (30, 2183864), (40, 1637898), (48, 1364915), (60, 1091932), (80, 818949), (120, 545966), (240, 272983)]