82050800

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{509}}^1$

素因数の和:571

約数の個数: 120

約数和(自身を含む): 219569280

約数和(自身を除く): 137518480

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 40, 50, 52, 62, 65, 80, 100, 104, 124, 130, 155, 200, 208, 248, 260, 310, 325, 400, 403, 496, 509, 520, 620, 650, 775, 806, 1018, 1040, 1240, 1300, 1550, 1612, 2015, 2036, 2480, 2545, 2600, 3100, 3224, 4030, 4072, 5090, 5200, 6200, 6448, 6617, 8060, 8144, 10075, 10180, 12400, 12725, 13234, 15779, 16120, 20150, 20360, 25450, 26468, 31558, 32240, 33085, 40300, 40720, 50900, 52936, 63116, 66170, 78895, 80600, 101800, 105872, 126232, 132340, 157790, 161200, 165425, 203600, 205127, 252464, 264680, 315580, 330850, 394475, 410254, 529360, 631160, 661700, 788950, 820508, 1025635, 1262320, 1323400, 1577900, 1641016, 2051270, 2646800, 3155800, 3282032, 4102540, 5128175, 6311600, 8205080, 10256350, 16410160, 20512700, 41025400, 82050800]

約数ペア:

[(1, 82050800), (2, 41025400), (4, 20512700), (5, 16410160), (8, 10256350), (10, 8205080), (13, 6311600), (16, 5128175), (20, 4102540), (25, 3282032), (26, 3155800), (31, 2646800), (40, 2051270), (50, 1641016), (52, 1577900), (62, 1323400), (65, 1262320), (80, 1025635), (100, 820508), (104, 788950), (124, 661700), (130, 631160), (155, 529360), (200, 410254), (208, 394475), (248, 330850), (260, 315580), (310, 264680), (325, 252464), (400, 205127), (403, 203600), (496, 165425), (509, 161200), (520, 157790), (620, 132340), (650, 126232), (775, 105872), (806, 101800), (1018, 80600), (1040, 78895), (1240, 66170), (1300, 63116), (1550, 52936), (1612, 50900), (2015, 40720), (2036, 40300), (2480, 33085), (2545, 32240), (2600, 31558), (3100, 26468), (3224, 25450), (4030, 20360), (4072, 20150), (5090, 16120), (5200, 15779), (6200, 13234), (6448, 12725), (6617, 12400), (8060, 10180), (8144, 10075)]