31770294440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{461}}^1\times {\mathrm{90679}}^1$

素因数の和:91170

約数の個数: 64

約数和(自身を含む): 75409488000

約数和(自身を除く): 43639193560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 461, 760, 922, 1844, 2305, 3688, 4610, 8759, 9220, 17518, 18440, 35036, 43795, 70072, 87590, 90679, 175180, 181358, 350360, 362716, 453395, 725432, 906790, 1722901, 1813580, 3445802, 3627160, 6891604, 8614505, 13783208, 17229010, 34458020, 41803019, 68916040, 83606038, 167212076, 209015095, 334424152, 418030190, 794257361, 836060380, 1588514722, 1672120760, 3177029444, 3971286805, 6354058888, 7942573610, 15885147220, 31770294440]

約数ペア:

[(1, 31770294440), (2, 15885147220), (4, 7942573610), (5, 6354058888), (8, 3971286805), (10, 3177029444), (19, 1672120760), (20, 1588514722), (38, 836060380), (40, 794257361), (76, 418030190), (95, 334424152), (152, 209015095), (190, 167212076), (380, 83606038), (461, 68916040), (760, 41803019), (922, 34458020), (1844, 17229010), (2305, 13783208), (3688, 8614505), (4610, 6891604), (8759, 3627160), (9220, 3445802), (17518, 1813580), (18440, 1722901), (35036, 906790), (43795, 725432), (70072, 453395), (87590, 362716), (90679, 350360), (175180, 181358)]