53846780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{179}}^1$

素因数の和:303

約数の個数: 72

約数和(自身を含む): 124513200

約数和(自身を除く): 70666420

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 89, 130, 169, 178, 179, 260, 338, 356, 358, 445, 676, 716, 845, 890, 895, 1157, 1690, 1780, 1790, 2314, 2327, 3380, 3580, 4628, 4654, 5785, 9308, 11570, 11635, 15041, 15931, 23140, 23270, 30082, 30251, 31862, 46540, 60164, 60502, 63724, 75205, 79655, 121004, 150410, 151255, 159310, 207103, 300820, 302510, 318620, 414206, 605020, 828412, 1035515, 2071030, 2692339, 4142060, 5384678, 10769356, 13461695, 26923390, 53846780]

約数ペア:

[(1, 53846780), (2, 26923390), (4, 13461695), (5, 10769356), (10, 5384678), (13, 4142060), (20, 2692339), (26, 2071030), (52, 1035515), (65, 828412), (89, 605020), (130, 414206), (169, 318620), (178, 302510), (179, 300820), (260, 207103), (338, 159310), (356, 151255), (358, 150410), (445, 121004), (676, 79655), (716, 75205), (845, 63724), (890, 60502), (895, 60164), (1157, 46540), (1690, 31862), (1780, 30251), (1790, 30082), (2314, 23270), (2327, 23140), (3380, 15931), (3580, 15041), (4628, 11635), (4654, 11570), (5785, 9308)]