51081372

素因数分解:

$2^2\times 3^2\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1$

素因数の和:355

約数の個数: 72

約数和(自身を含む): 132678000

約数和(自身を除く): 81596628

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 89, 107, 149, 178, 214, 267, 298, 321, 356, 428, 447, 534, 596, 642, 801, 894, 963, 1068, 1284, 1341, 1602, 1788, 1926, 2682, 3204, 3852, 5364, 9523, 13261, 15943, 19046, 26522, 28569, 31886, 38092, 39783, 47829, 53044, 57138, 63772, 79566, 85707, 95658, 114276, 119349, 143487, 159132, 171414, 191316, 238698, 286974, 342828, 477396, 573948, 1418927, 2837854, 4256781, 5675708, 8513562, 12770343, 17027124, 25540686, 51081372]

約数ペア:

[(1, 51081372), (2, 25540686), (3, 17027124), (4, 12770343), (6, 8513562), (9, 5675708), (12, 4256781), (18, 2837854), (36, 1418927), (89, 573948), (107, 477396), (149, 342828), (178, 286974), (214, 238698), (267, 191316), (298, 171414), (321, 159132), (356, 143487), (428, 119349), (447, 114276), (534, 95658), (596, 85707), (642, 79566), (801, 63772), (894, 57138), (963, 53044), (1068, 47829), (1284, 39783), (1341, 38092), (1602, 31886), (1788, 28569), (1926, 26522), (2682, 19046), (3204, 15943), (3852, 13261), (5364, 9523)]