89251540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{1493}}^1$

素因数の和:1577

約数の個数: 72

約数和(自身を含む): 221751432

約数和(自身を除く): 132499892

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 61, 70, 98, 122, 140, 196, 244, 245, 305, 427, 490, 610, 854, 980, 1220, 1493, 1708, 2135, 2986, 2989, 4270, 5972, 5978, 7465, 8540, 10451, 11956, 14930, 14945, 20902, 29860, 29890, 41804, 52255, 59780, 73157, 91073, 104510, 146314, 182146, 209020, 292628, 364292, 365785, 455365, 637511, 731570, 910730, 1275022, 1463140, 1821460, 2550044, 3187555, 4462577, 6375110, 8925154, 12750220, 17850308, 22312885, 44625770, 89251540]

約数ペア:

[(1, 89251540), (2, 44625770), (4, 22312885), (5, 17850308), (7, 12750220), (10, 8925154), (14, 6375110), (20, 4462577), (28, 3187555), (35, 2550044), (49, 1821460), (61, 1463140), (70, 1275022), (98, 910730), (122, 731570), (140, 637511), (196, 455365), (244, 365785), (245, 364292), (305, 292628), (427, 209020), (490, 182146), (610, 146314), (854, 104510), (980, 91073), (1220, 73157), (1493, 59780), (1708, 52255), (2135, 41804), (2986, 29890), (2989, 29860), (4270, 20902), (5972, 14945), (5978, 14930), (7465, 11956), (8540, 10451)]