177550100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{179}}^1$

素因数の和:322

約数の個数: 144

約数和(自身を含む): 481219200

約数和(自身を除く): 303669100

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 109, 130, 140, 175, 179, 182, 218, 260, 325, 350, 358, 364, 436, 455, 545, 650, 700, 716, 763, 895, 910, 1090, 1253, 1300, 1417, 1526, 1790, 1820, 2180, 2275, 2327, 2506, 2725, 2834, 3052, 3580, 3815, 4475, 4550, 4654, 5012, 5450, 5668, 6265, 7085, 7630, 8950, 9100, 9308, 9919, 10900, 11635, 12530, 14170, 15260, 16289, 17900, 19075, 19511, 19838, 23270, 25060, 28340, 31325, 32578, 35425, 38150, 39022, 39676, 46540, 49595, 58175, 62650, 65156, 70850, 76300, 78044, 81445, 97555, 99190, 116350, 125300, 136577, 141700, 162890, 195110, 198380, 232700, 247975, 253643, 273154, 325780, 390220, 407225, 487775, 495950, 507286, 546308, 682885, 814450, 975550, 991900, 1014572, 1268215, 1365770, 1628900, 1775501, 1951100, 2536430, 2731540, 3414425, 3551002, 5072860, 6341075, 6828850, 7102004, 8877505, 12682150, 13657700, 17755010, 25364300, 35510020, 44387525, 88775050, 177550100]

約数ペア:

[(1, 177550100), (2, 88775050), (4, 44387525), (5, 35510020), (7, 25364300), (10, 17755010), (13, 13657700), (14, 12682150), (20, 8877505), (25, 7102004), (26, 6828850), (28, 6341075), (35, 5072860), (50, 3551002), (52, 3414425), (65, 2731540), (70, 2536430), (91, 1951100), (100, 1775501), (109, 1628900), (130, 1365770), (140, 1268215), (175, 1014572), (179, 991900), (182, 975550), (218, 814450), (260, 682885), (325, 546308), (350, 507286), (358, 495950), (364, 487775), (436, 407225), (455, 390220), (545, 325780), (650, 273154), (700, 253643), (716, 247975), (763, 232700), (895, 198380), (910, 195110), (1090, 162890), (1253, 141700), (1300, 136577), (1417, 125300), (1526, 116350), (1790, 99190), (1820, 97555), (2180, 81445), (2275, 78044), (2327, 76300), (2506, 70850), (2725, 65156), (2834, 62650), (3052, 58175), (3580, 49595), (3815, 46540), (4475, 39676), (4550, 39022), (4654, 38150), (5012, 35425), (5450, 32578), (5668, 31325), (6265, 28340), (7085, 25060), (7630, 23270), (8950, 19838), (9100, 19511), (9308, 19075), (9919, 17900), (10900, 16289), (11635, 15260), (12530, 14170)]