25338905340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{977}}^1\times {\mathrm{61751}}^1$

素因数の和:62747

約数の個数: 96

約数和(自身を含む): 81168804864

約数和(自身を除く): 55829899524

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 977, 1954, 2931, 3908, 4885, 5862, 6839, 9770, 11724, 13678, 14655, 19540, 20517, 27356, 29310, 34195, 41034, 58620, 61751, 68390, 82068, 102585, 123502, 136780, 185253, 205170, 247004, 308755, 370506, 410340, 432257, 617510, 741012, 864514, 926265, 1235020, 1296771, 1729028, 1852530, 2161285, 2593542, 3705060, 4322570, 5187084, 6483855, 8645140, 12967710, 25935420, 60330727, 120661454, 180992181, 241322908, 301653635, 361984362, 422315089, 603307270, 723968724, 844630178, 904960905, 1206614540, 1266945267, 1689260356, 1809921810, 2111575445, 2533890534, 3619843620, 4223150890, 5067781068, 6334726335, 8446301780, 12669452670, 25338905340]

約数ペア:

[(1, 25338905340), (2, 12669452670), (3, 8446301780), (4, 6334726335), (5, 5067781068), (6, 4223150890), (7, 3619843620), (10, 2533890534), (12, 2111575445), (14, 1809921810), (15, 1689260356), (20, 1266945267), (21, 1206614540), (28, 904960905), (30, 844630178), (35, 723968724), (42, 603307270), (60, 422315089), (70, 361984362), (84, 301653635), (105, 241322908), (140, 180992181), (210, 120661454), (420, 60330727), (977, 25935420), (1954, 12967710), (2931, 8645140), (3908, 6483855), (4885, 5187084), (5862, 4322570), (6839, 3705060), (9770, 2593542), (11724, 2161285), (13678, 1852530), (14655, 1729028), (19540, 1296771), (20517, 1235020), (27356, 926265), (29310, 864514), (34195, 741012), (41034, 617510), (58620, 432257), (61751, 410340), (68390, 370506), (82068, 308755), (102585, 247004), (123502, 205170), (136780, 185253)]