77568680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{5227}}^1$

素因数の和:5298

約数の個数: 64

約数和(自身を含む): 203264640

約数和(自身を除く): 125695960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 212, 265, 280, 371, 424, 530, 742, 1060, 1484, 1855, 2120, 2968, 3710, 5227, 7420, 10454, 14840, 20908, 26135, 36589, 41816, 52270, 73178, 104540, 146356, 182945, 209080, 277031, 292712, 365890, 554062, 731780, 1108124, 1385155, 1463560, 1939217, 2216248, 2770310, 3878434, 5540620, 7756868, 9696085, 11081240, 15513736, 19392170, 38784340, 77568680]

約数ペア:

[(1, 77568680), (2, 38784340), (4, 19392170), (5, 15513736), (7, 11081240), (8, 9696085), (10, 7756868), (14, 5540620), (20, 3878434), (28, 2770310), (35, 2216248), (40, 1939217), (53, 1463560), (56, 1385155), (70, 1108124), (106, 731780), (140, 554062), (212, 365890), (265, 292712), (280, 277031), (371, 209080), (424, 182945), (530, 146356), (742, 104540), (1060, 73178), (1484, 52270), (1855, 41816), (2120, 36589), (2968, 26135), (3710, 20908), (5227, 14840), (7420, 10454)]