66621100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7321}}^1$

素因数の和:7355

約数の個数: 72

約数和(自身を含む): 177953888

約数和(自身を除く): 111332788

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 130, 140, 175, 182, 260, 325, 350, 364, 455, 650, 700, 910, 1300, 1820, 2275, 4550, 7321, 9100, 14642, 29284, 36605, 51247, 73210, 95173, 102494, 146420, 183025, 190346, 204988, 256235, 366050, 380692, 475865, 512470, 666211, 732100, 951730, 1024940, 1281175, 1332422, 1903460, 2379325, 2562350, 2664844, 3331055, 4758650, 5124700, 6662110, 9517300, 13324220, 16655275, 33310550, 66621100]

約数ペア:

[(1, 66621100), (2, 33310550), (4, 16655275), (5, 13324220), (7, 9517300), (10, 6662110), (13, 5124700), (14, 4758650), (20, 3331055), (25, 2664844), (26, 2562350), (28, 2379325), (35, 1903460), (50, 1332422), (52, 1281175), (65, 1024940), (70, 951730), (91, 732100), (100, 666211), (130, 512470), (140, 475865), (175, 380692), (182, 366050), (260, 256235), (325, 204988), (350, 190346), (364, 183025), (455, 146420), (650, 102494), (700, 95173), (910, 73210), (1300, 51247), (1820, 36605), (2275, 29284), (4550, 14642), (7321, 9100)]