215251016500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1947973}}^1$

素因数の和:1948022

約数の個数: 96

約数和(自身を含む): 536051277216

約数和(自身を除く): 320800260716

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 25, 26, 34, 50, 52, 65, 68, 85, 100, 125, 130, 170, 221, 250, 260, 325, 340, 425, 442, 500, 650, 850, 884, 1105, 1300, 1625, 1700, 2125, 2210, 3250, 4250, 4420, 5525, 6500, 8500, 11050, 22100, 27625, 55250, 110500, 1947973, 3895946, 7791892, 9739865, 19479730, 25323649, 33115541, 38959460, 48699325, 50647298, 66231082, 97398650, 101294596, 126618245, 132462164, 165577705, 194797300, 243496625, 253236490, 331155410, 430502033, 486993250, 506472980, 633091225, 662310820, 827888525, 861004066, 973986500, 1266182450, 1655777050, 1722008132, 2152510165, 2532364900, 3165456125, 3311554100, 4139442625, 4305020330, 6330912250, 8278885250, 8610040660, 10762550825, 12661824500, 16557770500, 21525101650, 43050203300, 53812754125, 107625508250, 215251016500]

約数ペア:

[(1, 215251016500), (2, 107625508250), (4, 53812754125), (5, 43050203300), (10, 21525101650), (13, 16557770500), (17, 12661824500), (20, 10762550825), (25, 8610040660), (26, 8278885250), (34, 6330912250), (50, 4305020330), (52, 4139442625), (65, 3311554100), (68, 3165456125), (85, 2532364900), (100, 2152510165), (125, 1722008132), (130, 1655777050), (170, 1266182450), (221, 973986500), (250, 861004066), (260, 827888525), (325, 662310820), (340, 633091225), (425, 506472980), (442, 486993250), (500, 430502033), (650, 331155410), (850, 253236490), (884, 243496625), (1105, 194797300), (1300, 165577705), (1625, 132462164), (1700, 126618245), (2125, 101294596), (2210, 97398650), (3250, 66231082), (4250, 50647298), (4420, 48699325), (5525, 38959460), (6500, 33115541), (8500, 25323649), (11050, 19479730), (22100, 9739865), (27625, 7791892), (55250, 3895946), (110500, 1947973)]