83205460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{103}}^1\times {\mathrm{239}}^1$

素因数の和:377

約数の個数: 72

約数和(自身を含む): 191842560

約数和(自身を除く): 108637100

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 103, 130, 169, 206, 239, 260, 338, 412, 478, 515, 676, 845, 956, 1030, 1195, 1339, 1690, 2060, 2390, 2678, 3107, 3380, 4780, 5356, 6214, 6695, 12428, 13390, 15535, 17407, 24617, 26780, 31070, 34814, 40391, 49234, 62140, 69628, 80782, 87035, 98468, 123085, 161564, 174070, 201955, 246170, 320021, 348140, 403910, 492340, 640042, 807820, 1280084, 1600105, 3200210, 4160273, 6400420, 8320546, 16641092, 20801365, 41602730, 83205460]

約数ペア:

[(1, 83205460), (2, 41602730), (4, 20801365), (5, 16641092), (10, 8320546), (13, 6400420), (20, 4160273), (26, 3200210), (52, 1600105), (65, 1280084), (103, 807820), (130, 640042), (169, 492340), (206, 403910), (239, 348140), (260, 320021), (338, 246170), (412, 201955), (478, 174070), (515, 161564), (676, 123085), (845, 98468), (956, 87035), (1030, 80782), (1195, 69628), (1339, 62140), (1690, 49234), (2060, 40391), (2390, 34814), (2678, 31070), (3107, 26780), (3380, 24617), (4780, 17407), (5356, 15535), (6214, 13390), (6695, 12428)]