49638290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:267

約数の個数: 64

約数和(自身を含む): 100759680

約数和(自身を除く): 51121390

約数列:

[1, 2, 5, 10, 13, 26, 41, 65, 67, 82, 130, 134, 139, 205, 278, 335, 410, 533, 670, 695, 871, 1066, 1390, 1742, 1807, 2665, 2747, 3614, 4355, 5330, 5494, 5699, 8710, 9035, 9313, 11398, 13735, 18070, 18626, 27470, 28495, 35711, 46565, 56990, 71422, 74087, 93130, 121069, 148174, 178555, 242138, 357110, 370435, 381833, 605345, 740870, 763666, 1210690, 1909165, 3818330, 4963829, 9927658, 24819145, 49638290]

約数ペア:

[(1, 49638290), (2, 24819145), (5, 9927658), (10, 4963829), (13, 3818330), (26, 1909165), (41, 1210690), (65, 763666), (67, 740870), (82, 605345), (130, 381833), (134, 370435), (139, 357110), (205, 242138), (278, 178555), (335, 148174), (410, 121069), (533, 93130), (670, 74087), (695, 71422), (871, 56990), (1066, 46565), (1390, 35711), (1742, 28495), (1807, 27470), (2665, 18626), (2747, 18070), (3614, 13735), (4355, 11398), (5330, 9313), (5494, 9035), (5699, 8710)]