814654400

素因数分解:

$2^6\times 5^2\times 7^2\times {\mathrm{10391}}^1$

素因数の和:10427

約数の個数: 126

約数和(自身を含む): 2332058328

約数和(自身を除く): 1517403928

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 64, 70, 80, 98, 100, 112, 140, 160, 175, 196, 200, 224, 245, 280, 320, 350, 392, 400, 448, 490, 560, 700, 784, 800, 980, 1120, 1225, 1400, 1568, 1600, 1960, 2240, 2450, 2800, 3136, 3920, 4900, 5600, 7840, 9800, 10391, 11200, 15680, 19600, 20782, 39200, 41564, 51955, 72737, 78400, 83128, 103910, 145474, 166256, 207820, 259775, 290948, 332512, 363685, 415640, 509159, 519550, 581896, 665024, 727370, 831280, 1018318, 1039100, 1163792, 1454740, 1662560, 1818425, 2036636, 2078200, 2327584, 2545795, 2909480, 3325120, 3636850, 4073272, 4156400, 4655168, 5091590, 5818960, 7273700, 8146544, 8312800, 10183180, 11637920, 12728975, 14547400, 16293088, 16625600, 20366360, 23275840, 25457950, 29094800, 32586176, 40732720, 50915900, 58189600, 81465440, 101831800, 116379200, 162930880, 203663600, 407327200, 814654400]

約数ペア:

[(1, 814654400), (2, 407327200), (4, 203663600), (5, 162930880), (7, 116379200), (8, 101831800), (10, 81465440), (14, 58189600), (16, 50915900), (20, 40732720), (25, 32586176), (28, 29094800), (32, 25457950), (35, 23275840), (40, 20366360), (49, 16625600), (50, 16293088), (56, 14547400), (64, 12728975), (70, 11637920), (80, 10183180), (98, 8312800), (100, 8146544), (112, 7273700), (140, 5818960), (160, 5091590), (175, 4655168), (196, 4156400), (200, 4073272), (224, 3636850), (245, 3325120), (280, 2909480), (320, 2545795), (350, 2327584), (392, 2078200), (400, 2036636), (448, 1818425), (490, 1662560), (560, 1454740), (700, 1163792), (784, 1039100), (800, 1018318), (980, 831280), (1120, 727370), (1225, 665024), (1400, 581896), (1568, 519550), (1600, 509159), (1960, 415640), (2240, 363685), (2450, 332512), (2800, 290948), (3136, 259775), (3920, 207820), (4900, 166256), (5600, 145474), (7840, 103910), (9800, 83128), (10391, 78400), (11200, 72737), (15680, 51955), (19600, 41564), (20782, 39200)]