64994288

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{3191}}^1$

素因数の和:3285

約数の個数: 40

約数和(自身を含む): 134574720

約数和(自身を除く): 69580432

約数列:

[1, 2, 4, 8, 16, 19, 38, 67, 76, 134, 152, 268, 304, 536, 1072, 1273, 2546, 3191, 5092, 6382, 10184, 12764, 20368, 25528, 51056, 60629, 121258, 213797, 242516, 427594, 485032, 855188, 970064, 1710376, 3420752, 4062143, 8124286, 16248572, 32497144, 64994288]

約数ペア:

[(1, 64994288), (2, 32497144), (4, 16248572), (8, 8124286), (16, 4062143), (19, 3420752), (38, 1710376), (67, 970064), (76, 855188), (134, 485032), (152, 427594), (268, 242516), (304, 213797), (536, 121258), (1072, 60629), (1273, 51056), (2546, 25528), (3191, 20368), (5092, 12764), (6382, 10184)]