148656520

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{70121}}^1$

素因数の和:70185

約数の個数: 32

約数和(自身を含む): 340792920

約数和(自身を除く): 192136400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 70121, 140242, 280484, 350605, 560968, 701210, 1402420, 2804840, 3716413, 7432826, 14865652, 18582065, 29731304, 37164130, 74328260, 148656520]

約数ペア:

[(1, 148656520), (2, 74328260), (4, 37164130), (5, 29731304), (8, 18582065), (10, 14865652), (20, 7432826), (40, 3716413), (53, 2804840), (106, 1402420), (212, 701210), (265, 560968), (424, 350605), (530, 280484), (1060, 140242), (2120, 70121)]