402661120

素因数分解:

$2^8\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2477}}^1$

素因数の和:2625

約数の個数: 72

約数和(自身を含む): 972486144

約数和(自身を除く): 569825024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 254, 256, 320, 508, 635, 640, 1016, 1270, 1280, 2032, 2477, 2540, 4064, 4954, 5080, 8128, 9908, 10160, 12385, 16256, 19816, 20320, 24770, 32512, 39632, 40640, 49540, 79264, 81280, 99080, 158528, 162560, 198160, 314579, 317056, 396320, 629158, 634112, 792640, 1258316, 1572895, 1585280, 2516632, 3145790, 3170560, 5033264, 6291580, 10066528, 12583160, 20133056, 25166320, 40266112, 50332640, 80532224, 100665280, 201330560, 402661120]

約数ペア:

[(1, 402661120), (2, 201330560), (4, 100665280), (5, 80532224), (8, 50332640), (10, 40266112), (16, 25166320), (20, 20133056), (32, 12583160), (40, 10066528), (64, 6291580), (80, 5033264), (127, 3170560), (128, 3145790), (160, 2516632), (254, 1585280), (256, 1572895), (320, 1258316), (508, 792640), (635, 634112), (640, 629158), (1016, 396320), (1270, 317056), (1280, 314579), (2032, 198160), (2477, 162560), (2540, 158528), (4064, 99080), (4954, 81280), (5080, 79264), (8128, 49540), (9908, 40640), (10160, 39632), (12385, 32512), (16256, 24770), (19816, 20320)]