28339150

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{269}}^1$

素因数の和:338

約数の個数: 72

約数和(自身を含む): 62975880

約数和(自身を除く): 34636730

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 43, 49, 50, 70, 86, 98, 175, 215, 245, 269, 301, 350, 430, 490, 538, 602, 1075, 1225, 1345, 1505, 1883, 2107, 2150, 2450, 2690, 3010, 3766, 4214, 6725, 7525, 9415, 10535, 11567, 13181, 13450, 15050, 18830, 21070, 23134, 26362, 47075, 52675, 57835, 65905, 80969, 94150, 105350, 115670, 131810, 161938, 289175, 329525, 404845, 566783, 578350, 659050, 809690, 1133566, 2024225, 2833915, 4048450, 5667830, 14169575, 28339150]

約数ペア:

[(1, 28339150), (2, 14169575), (5, 5667830), (7, 4048450), (10, 2833915), (14, 2024225), (25, 1133566), (35, 809690), (43, 659050), (49, 578350), (50, 566783), (70, 404845), (86, 329525), (98, 289175), (175, 161938), (215, 131810), (245, 115670), (269, 105350), (301, 94150), (350, 80969), (430, 65905), (490, 57835), (538, 52675), (602, 47075), (1075, 26362), (1225, 23134), (1345, 21070), (1505, 18830), (1883, 15050), (2107, 13450), (2150, 13181), (2450, 11567), (2690, 10535), (3010, 9415), (3766, 7525), (4214, 6725)]