805228780

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:371

約数の個数: 96

約数和(自身を含む): 1790712000

約数和(自身を除く): 985483220

約数列:

[1, 2, 4, 5, 10, 20, 37, 67, 74, 109, 134, 148, 149, 185, 218, 268, 298, 335, 370, 436, 545, 596, 670, 740, 745, 1090, 1340, 1490, 2180, 2479, 2980, 4033, 4958, 5513, 7303, 8066, 9916, 9983, 11026, 12395, 14606, 16132, 16241, 19966, 20165, 22052, 24790, 27565, 29212, 32482, 36515, 39932, 40330, 49580, 49915, 55130, 64964, 73030, 80660, 81205, 99830, 110260, 146060, 162410, 199660, 270211, 324820, 369371, 540422, 600917, 738742, 1080844, 1088147, 1201834, 1351055, 1477484, 1846855, 2176294, 2403668, 2702110, 3004585, 3693710, 4352588, 5404220, 5440735, 6009170, 7387420, 10881470, 12018340, 21762940, 40261439, 80522878, 161045756, 201307195, 402614390, 805228780]

約数ペア:

[(1, 805228780), (2, 402614390), (4, 201307195), (5, 161045756), (10, 80522878), (20, 40261439), (37, 21762940), (67, 12018340), (74, 10881470), (109, 7387420), (134, 6009170), (148, 5440735), (149, 5404220), (185, 4352588), (218, 3693710), (268, 3004585), (298, 2702110), (335, 2403668), (370, 2176294), (436, 1846855), (545, 1477484), (596, 1351055), (670, 1201834), (740, 1088147), (745, 1080844), (1090, 738742), (1340, 600917), (1490, 540422), (2180, 369371), (2479, 324820), (2980, 270211), (4033, 199660), (4958, 162410), (5513, 146060), (7303, 110260), (8066, 99830), (9916, 81205), (9983, 80660), (11026, 73030), (12395, 64964), (14606, 55130), (16132, 49915), (16241, 49580), (19966, 40330), (20165, 39932), (22052, 36515), (24790, 32482), (27565, 29212)]