25488840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16339}}^1$

素因数の和:16366

約数の個数: 64

約数和(自身を含む): 82353600

約数和(自身を除く): 56864760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 16339, 32678, 49017, 65356, 81695, 98034, 130712, 163390, 196068, 212407, 245085, 326780, 392136, 424814, 490170, 637221, 653560, 849628, 980340, 1062035, 1274442, 1699256, 1960680, 2124070, 2548884, 3186105, 4248140, 5097768, 6372210, 8496280, 12744420, 25488840]

約数ペア:

[(1, 25488840), (2, 12744420), (3, 8496280), (4, 6372210), (5, 5097768), (6, 4248140), (8, 3186105), (10, 2548884), (12, 2124070), (13, 1960680), (15, 1699256), (20, 1274442), (24, 1062035), (26, 980340), (30, 849628), (39, 653560), (40, 637221), (52, 490170), (60, 424814), (65, 392136), (78, 326780), (104, 245085), (120, 212407), (130, 196068), (156, 163390), (195, 130712), (260, 98034), (312, 81695), (390, 65356), (520, 49017), (780, 32678), (1560, 16339)]