251017000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{19309}}^1$

素因数の和:19343

約数の個数: 64

約数和(自身を含む): 632595600

約数和(自身を除く): 381578600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 125, 130, 200, 250, 260, 325, 500, 520, 650, 1000, 1300, 1625, 2600, 3250, 6500, 13000, 19309, 38618, 77236, 96545, 154472, 193090, 251017, 386180, 482725, 502034, 772360, 965450, 1004068, 1255085, 1930900, 2008136, 2413625, 2510170, 3861800, 4827250, 5020340, 6275425, 9654500, 10040680, 12550850, 19309000, 25101700, 31377125, 50203400, 62754250, 125508500, 251017000]

約数ペア:

[(1, 251017000), (2, 125508500), (4, 62754250), (5, 50203400), (8, 31377125), (10, 25101700), (13, 19309000), (20, 12550850), (25, 10040680), (26, 9654500), (40, 6275425), (50, 5020340), (52, 4827250), (65, 3861800), (100, 2510170), (104, 2413625), (125, 2008136), (130, 1930900), (200, 1255085), (250, 1004068), (260, 965450), (325, 772360), (500, 502034), (520, 482725), (650, 386180), (1000, 251017), (1300, 193090), (1625, 154472), (2600, 96545), (3250, 77236), (6500, 38618), (13000, 19309)]