85145340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{28961}}^1$

素因数の和:28987

約数の個数: 72

約数和(自身を含む): 277340112

約数和(自身を除く): 192194772

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 28961, 57922, 86883, 115844, 144805, 173766, 202727, 289610, 347532, 405454, 434415, 579220, 608181, 810908, 868830, 1013635, 1216362, 1419089, 1737660, 2027270, 2432724, 2838178, 3040905, 4054540, 4257267, 5676356, 6081810, 7095445, 8514534, 12163620, 14190890, 17029068, 21286335, 28381780, 42572670, 85145340]

約数ペア:

[(1, 85145340), (2, 42572670), (3, 28381780), (4, 21286335), (5, 17029068), (6, 14190890), (7, 12163620), (10, 8514534), (12, 7095445), (14, 6081810), (15, 5676356), (20, 4257267), (21, 4054540), (28, 3040905), (30, 2838178), (35, 2432724), (42, 2027270), (49, 1737660), (60, 1419089), (70, 1216362), (84, 1013635), (98, 868830), (105, 810908), (140, 608181), (147, 579220), (196, 434415), (210, 405454), (245, 347532), (294, 289610), (420, 202727), (490, 173766), (588, 144805), (735, 115844), (980, 86883), (1470, 57922), (2940, 28961)]