402210905

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:258

約数の個数: 64

約数和(自身を含む): 567336960

約数和(自身を除く): 165126055

約数列:

[1, 5, 17, 19, 37, 53, 85, 95, 127, 185, 265, 323, 629, 635, 703, 901, 1007, 1615, 1961, 2159, 2413, 3145, 3515, 4505, 4699, 5035, 6731, 9805, 10795, 11951, 12065, 17119, 23495, 33337, 33655, 37259, 41021, 59755, 79883, 85595, 89281, 114427, 127889, 166685, 186295, 205105, 249047, 399415, 446405, 572135, 633403, 639445, 1245235, 1517777, 2174113, 3167015, 4233799, 4731893, 7588885, 10870565, 21168995, 23659465, 80442181, 402210905]

約数ペア:

[(1, 402210905), (5, 80442181), (17, 23659465), (19, 21168995), (37, 10870565), (53, 7588885), (85, 4731893), (95, 4233799), (127, 3167015), (185, 2174113), (265, 1517777), (323, 1245235), (629, 639445), (635, 633403), (703, 572135), (901, 446405), (1007, 399415), (1615, 249047), (1961, 205105), (2159, 186295), (2413, 166685), (3145, 127889), (3515, 114427), (4505, 89281), (4699, 85595), (5035, 79883), (6731, 59755), (9805, 41021), (10795, 37259), (11951, 33655), (12065, 33337), (17119, 23495)]