66496520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97789}}^1$

素因数の和:97817

約数の個数: 32

約数和(自身を含む): 158419800

約数和(自身を除く): 91923280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 97789, 195578, 391156, 488945, 782312, 977890, 1662413, 1955780, 3324826, 3911560, 6649652, 8312065, 13299304, 16624130, 33248260, 66496520]

約数ペア:

[(1, 66496520), (2, 33248260), (4, 16624130), (5, 13299304), (8, 8312065), (10, 6649652), (17, 3911560), (20, 3324826), (34, 1955780), (40, 1662413), (68, 977890), (85, 782312), (136, 488945), (170, 391156), (340, 195578), (680, 97789)]