5402650240

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{20947}}^1$

素因数の和:21010

約数の個数: 128

約数和(自身を含む): 14358597120

約数和(自身を除く): 8955946880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 128, 130, 155, 160, 208, 248, 260, 310, 320, 403, 416, 496, 520, 620, 640, 806, 832, 992, 1040, 1240, 1612, 1664, 1984, 2015, 2080, 2480, 3224, 3968, 4030, 4160, 4960, 6448, 8060, 8320, 9920, 12896, 16120, 19840, 20947, 25792, 32240, 41894, 51584, 64480, 83788, 104735, 128960, 167576, 209470, 257920, 272311, 335152, 418940, 544622, 649357, 670304, 837880, 1089244, 1298714, 1340608, 1361555, 1675760, 2178488, 2597428, 2681216, 2723110, 3246785, 3351520, 4356976, 5194856, 5446220, 6493570, 6703040, 8441641, 8713952, 10389712, 10892440, 12987140, 13406080, 16883282, 17427904, 20779424, 21784880, 25974280, 33766564, 34855808, 41558848, 42208205, 43569760, 51948560, 67533128, 83117696, 84416410, 87139520, 103897120, 135066256, 168832820, 174279040, 207794240, 270132512, 337665640, 415588480, 540265024, 675331280, 1080530048, 1350662560, 2701325120, 5402650240]

約数ペア:

[(1, 5402650240), (2, 2701325120), (4, 1350662560), (5, 1080530048), (8, 675331280), (10, 540265024), (13, 415588480), (16, 337665640), (20, 270132512), (26, 207794240), (31, 174279040), (32, 168832820), (40, 135066256), (52, 103897120), (62, 87139520), (64, 84416410), (65, 83117696), (80, 67533128), (104, 51948560), (124, 43569760), (128, 42208205), (130, 41558848), (155, 34855808), (160, 33766564), (208, 25974280), (248, 21784880), (260, 20779424), (310, 17427904), (320, 16883282), (403, 13406080), (416, 12987140), (496, 10892440), (520, 10389712), (620, 8713952), (640, 8441641), (806, 6703040), (832, 6493570), (992, 5446220), (1040, 5194856), (1240, 4356976), (1612, 3351520), (1664, 3246785), (1984, 2723110), (2015, 2681216), (2080, 2597428), (2480, 2178488), (3224, 1675760), (3968, 1361555), (4030, 1340608), (4160, 1298714), (4960, 1089244), (6448, 837880), (8060, 670304), (8320, 649357), (9920, 544622), (12896, 418940), (16120, 335152), (19840, 272311), (20947, 257920), (25792, 209470), (32240, 167576), (41894, 128960), (51584, 104735), (64480, 83788)]