13018465655

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1\times {\mathrm{317}}^1$

素因数の和:684

約数の個数: 64

約数和(自身を含む): 17694028800

約数和(自身を除く): 4675563145

約数列:

[1, 5, 13, 31, 65, 89, 155, 229, 317, 403, 445, 1145, 1157, 1585, 2015, 2759, 2977, 4121, 5785, 7099, 9827, 13795, 14885, 20381, 20605, 28213, 35495, 35867, 49135, 72593, 92287, 101905, 127751, 141065, 179335, 264953, 362965, 366769, 461435, 631811, 638755, 874603, 943709, 1324765, 1833845, 2250383, 3159055, 4373015, 4718545, 6460777, 8213543, 11251915, 11369839, 29254979, 32303885, 41067715, 56849195, 83990101, 146274895, 200284087, 419950505, 1001420435, 2603693131, 13018465655]

約数ペア:

[(1, 13018465655), (5, 2603693131), (13, 1001420435), (31, 419950505), (65, 200284087), (89, 146274895), (155, 83990101), (229, 56849195), (317, 41067715), (403, 32303885), (445, 29254979), (1145, 11369839), (1157, 11251915), (1585, 8213543), (2015, 6460777), (2759, 4718545), (2977, 4373015), (4121, 3159055), (5785, 2250383), (7099, 1833845), (9827, 1324765), (13795, 943709), (14885, 874603), (20381, 638755), (20605, 631811), (28213, 461435), (35495, 366769), (35867, 362965), (49135, 264953), (72593, 179335), (92287, 141065), (101905, 127751)]