26156975425

素因数分解:

$5^2\times 7^2\times {\mathrm{197}}^1\times {\mathrm{283}}^1\times {\mathrm{383}}^1$

素因数の和:887

約数の個数: 72

約数和(自身を含む): 38154986496

約数和(自身を除く): 11998011071

約数列:

[1, 5, 7, 25, 35, 49, 175, 197, 245, 283, 383, 985, 1225, 1379, 1415, 1915, 1981, 2681, 4925, 6895, 7075, 9575, 9653, 9905, 13405, 13867, 18767, 34475, 48265, 49525, 55751, 67025, 69335, 75451, 93835, 108389, 241325, 278755, 346675, 377255, 390257, 469175, 528157, 541945, 758723, 1393775, 1886275, 1951285, 2640785, 2709725, 2731799, 3697099, 3793615, 5311061, 9756425, 13203925, 13658995, 18485495, 18968075, 21352633, 26555305, 68294975, 92427475, 106763165, 132776525, 149468431, 533815825, 747342155, 1046279017, 3736710775, 5231395085, 26156975425]

約数ペア:

[(1, 26156975425), (5, 5231395085), (7, 3736710775), (25, 1046279017), (35, 747342155), (49, 533815825), (175, 149468431), (197, 132776525), (245, 106763165), (283, 92427475), (383, 68294975), (985, 26555305), (1225, 21352633), (1379, 18968075), (1415, 18485495), (1915, 13658995), (1981, 13203925), (2681, 9756425), (4925, 5311061), (6895, 3793615), (7075, 3697099), (9575, 2731799), (9653, 2709725), (9905, 2640785), (13405, 1951285), (13867, 1886275), (18767, 1393775), (34475, 758723), (48265, 541945), (49525, 528157), (55751, 469175), (67025, 390257), (69335, 377255), (75451, 346675), (93835, 278755), (108389, 241325)]