20156470015

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{233}}^1\times {\mathrm{503}}^1$

素因数の和:864

約数の個数: 64

約数和(自身を含む): 27512110080

約数和(自身を除く): 7355640065

約数列:

[1, 5, 11, 53, 55, 59, 233, 265, 295, 503, 583, 649, 1165, 2515, 2563, 2915, 3127, 3245, 5533, 12349, 12815, 13747, 15635, 26659, 27665, 29677, 34397, 61745, 68735, 117199, 133295, 135839, 148385, 151217, 171985, 293249, 326447, 585995, 679195, 728591, 756085, 1289189, 1466245, 1572881, 1632235, 3642955, 6211547, 6445945, 6914741, 7864405, 8014501, 17301691, 31057735, 34573705, 40072505, 68327017, 76062151, 86508455, 341635085, 366481273, 380310755, 1832406365, 4031294003, 20156470015]

約数ペア:

[(1, 20156470015), (5, 4031294003), (11, 1832406365), (53, 380310755), (55, 366481273), (59, 341635085), (233, 86508455), (265, 76062151), (295, 68327017), (503, 40072505), (583, 34573705), (649, 31057735), (1165, 17301691), (2515, 8014501), (2563, 7864405), (2915, 6914741), (3127, 6445945), (3245, 6211547), (5533, 3642955), (12349, 1632235), (12815, 1572881), (13747, 1466245), (15635, 1289189), (26659, 756085), (27665, 728591), (29677, 679195), (34397, 585995), (61745, 326447), (68735, 293249), (117199, 171985), (133295, 151217), (135839, 148385)]