5187140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:169

約数の個数: 72

約数和(自身を含む): 13023360

約数和(自身を除く): 7836220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 67, 70, 79, 98, 134, 140, 158, 196, 245, 268, 316, 335, 395, 469, 490, 553, 670, 790, 938, 980, 1106, 1340, 1580, 1876, 2212, 2345, 2765, 3283, 3871, 4690, 5293, 5530, 6566, 7742, 9380, 10586, 11060, 13132, 15484, 16415, 19355, 21172, 26465, 32830, 37051, 38710, 52930, 65660, 74102, 77420, 105860, 148204, 185255, 259357, 370510, 518714, 741020, 1037428, 1296785, 2593570, 5187140]

約数ペア:

[(1, 5187140), (2, 2593570), (4, 1296785), (5, 1037428), (7, 741020), (10, 518714), (14, 370510), (20, 259357), (28, 185255), (35, 148204), (49, 105860), (67, 77420), (70, 74102), (79, 65660), (98, 52930), (134, 38710), (140, 37051), (158, 32830), (196, 26465), (245, 21172), (268, 19355), (316, 16415), (335, 15484), (395, 13132), (469, 11060), (490, 10586), (553, 9380), (670, 7742), (790, 6566), (938, 5530), (980, 5293), (1106, 4690), (1340, 3871), (1580, 3283), (1876, 2765), (2212, 2345)]