2017881425

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:303

約数の個数: 96

約数和(自身を含む): 3111229440

約数和(自身を除く): 1093348015

約数列:

[1, 5, 7, 23, 25, 35, 43, 89, 115, 131, 161, 175, 215, 301, 445, 575, 623, 655, 805, 917, 989, 1075, 1505, 2047, 2225, 3013, 3115, 3275, 3827, 4025, 4585, 4945, 5633, 6923, 7525, 10235, 11659, 14329, 15065, 15575, 19135, 21091, 22925, 24725, 26789, 28165, 34615, 39431, 51175, 58295, 71645, 75325, 81613, 88021, 95675, 105455, 129559, 133945, 140825, 173075, 197155, 268157, 291475, 358225, 408065, 440105, 501337, 527275, 616147, 647795, 669725, 906913, 985775, 1340785, 1877099, 2040325, 2200525, 2506685, 3080735, 3238975, 3509359, 4534565, 6703925, 9385495, 11530751, 12533425, 15403675, 17546795, 22672825, 46927475, 57653755, 80715257, 87733975, 288268775, 403576285, 2017881425]

約数ペア:

[(1, 2017881425), (5, 403576285), (7, 288268775), (23, 87733975), (25, 80715257), (35, 57653755), (43, 46927475), (89, 22672825), (115, 17546795), (131, 15403675), (161, 12533425), (175, 11530751), (215, 9385495), (301, 6703925), (445, 4534565), (575, 3509359), (623, 3238975), (655, 3080735), (805, 2506685), (917, 2200525), (989, 2040325), (1075, 1877099), (1505, 1340785), (2047, 985775), (2225, 906913), (3013, 669725), (3115, 647795), (3275, 616147), (3827, 527275), (4025, 501337), (4585, 440105), (4945, 408065), (5633, 358225), (6923, 291475), (7525, 268157), (10235, 197155), (11659, 173075), (14329, 140825), (15065, 133945), (15575, 129559), (19135, 105455), (21091, 95675), (22925, 88021), (24725, 81613), (26789, 75325), (28165, 71645), (34615, 58295), (39431, 51175)]