80821380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{12589}}^1$

素因数の和:12708

約数の個数: 48

約数和(自身を含む): 228432960

約数和(自身を除く): 147611580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 107, 214, 321, 428, 535, 642, 1070, 1284, 1605, 2140, 3210, 6420, 12589, 25178, 37767, 50356, 62945, 75534, 125890, 151068, 188835, 251780, 377670, 755340, 1347023, 2694046, 4041069, 5388092, 6735115, 8082138, 13470230, 16164276, 20205345, 26940460, 40410690, 80821380]

約数ペア:

[(1, 80821380), (2, 40410690), (3, 26940460), (4, 20205345), (5, 16164276), (6, 13470230), (10, 8082138), (12, 6735115), (15, 5388092), (20, 4041069), (30, 2694046), (60, 1347023), (107, 755340), (214, 377670), (321, 251780), (428, 188835), (535, 151068), (642, 125890), (1070, 75534), (1284, 62945), (1605, 50356), (2140, 37767), (3210, 25178), (6420, 12589)]