645145291288

素因数分解:

$2^3\times {\mathrm{37}}^2\times {\mathrm{433}}^1\times {\mathrm{136043}}^1$

素因数の和:136556

約数の個数: 48

約数和(自身を含む): 1246104541080

約数和(自身を除く): 600959249792

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 433, 866, 1369, 1732, 2738, 3464, 5476, 10952, 16021, 32042, 64084, 128168, 136043, 272086, 544172, 592777, 1088344, 1185554, 2371108, 4742216, 5033591, 10067182, 20134364, 40268728, 58906619, 117813238, 186242867, 235626476, 372485734, 471252952, 744971468, 1489942936, 2179544903, 4359089806, 8718179612, 17436359224, 80643161411, 161286322822, 322572645644, 645145291288]

約数ペア:

[(1, 645145291288), (2, 322572645644), (4, 161286322822), (8, 80643161411), (37, 17436359224), (74, 8718179612), (148, 4359089806), (296, 2179544903), (433, 1489942936), (866, 744971468), (1369, 471252952), (1732, 372485734), (2738, 235626476), (3464, 186242867), (5476, 117813238), (10952, 58906619), (16021, 40268728), (32042, 20134364), (64084, 10067182), (128168, 5033591), (136043, 4742216), (272086, 2371108), (544172, 1185554), (592777, 1088344)]