161410700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{7723}}^1$

素因数の和:7767

約数の個数: 72

約数和(自身を含む): 402265920

約数和(自身を除く): 240855220

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 76, 95, 100, 110, 190, 209, 220, 275, 380, 418, 475, 550, 836, 950, 1045, 1100, 1900, 2090, 4180, 5225, 7723, 10450, 15446, 20900, 30892, 38615, 77230, 84953, 146737, 154460, 169906, 193075, 293474, 339812, 386150, 424765, 586948, 733685, 772300, 849530, 1467370, 1614107, 1699060, 2123825, 2934740, 3228214, 3668425, 4247650, 6456428, 7336850, 8070535, 8495300, 14673700, 16141070, 32282140, 40352675, 80705350, 161410700]

約数ペア:

[(1, 161410700), (2, 80705350), (4, 40352675), (5, 32282140), (10, 16141070), (11, 14673700), (19, 8495300), (20, 8070535), (22, 7336850), (25, 6456428), (38, 4247650), (44, 3668425), (50, 3228214), (55, 2934740), (76, 2123825), (95, 1699060), (100, 1614107), (110, 1467370), (190, 849530), (209, 772300), (220, 733685), (275, 586948), (380, 424765), (418, 386150), (475, 339812), (550, 293474), (836, 193075), (950, 169906), (1045, 154460), (1100, 146737), (1900, 84953), (2090, 77230), (4180, 38615), (5225, 30892), (7723, 20900), (10450, 15446)]